...7. The,equation of the straight line passing through the origin and perpendicular to The straight...

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Transcript of ...7. The,equation of the straight line passing through the origin and perpendicular to The straight...

Page 1: ...7. The,equation of the straight line passing through the origin and perpendicular to The straight line 2x +3y—7 = O, a) 2x+3y=0 8. The point of intersection of the lines y = —5

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Page 2: ...7. The,equation of the straight line passing through the origin and perpendicular to The straight line 2x +3y—7 = O, a) 2x+3y=0 8. The point of intersection of the lines y = —5

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Page 3: ...7. The,equation of the straight line passing through the origin and perpendicular to The straight line 2x +3y—7 = O, a) 2x+3y=0 8. The point of intersection of the lines y = —5

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Page 4: ...7. The,equation of the straight line passing through the origin and perpendicular to The straight line 2x +3y—7 = O, a) 2x+3y=0 8. The point of intersection of the lines y = —5

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Simultaneous equations SAMPLE · ... then x+y =4+3=7, and 2x+3y = 2(4)+3(3) = 17. ... 7x+3y = ¡5 f ½ 3x¡4y = ¡2 2x+3y = ¡10 ... 4x+3y = ¡11 ¡4x¡2y =6 e ½ 2x¡5y =14 4x+5y

Simultaneous equations SAMPLE · ... then x+y =4+3=7, and 2x+3y = 2(4)+3(3) = 17. ... 7x+3y = ¡5 f ½ 3x¡4y = ¡2 2x+3y = ¡10 ... 4x+3y = ¡11 ¡4x¡2y =6 e ½ 2x¡5y =14 4x+5y

 · 2018-04-30 · Here are the equations of five straight lines. Line A y — 3 LineB 2y=x+3 Line C 4y=3x — 2 Line D = 4x — I LineE 3y=2x-2 Two of these lines are parallel. Wnte

 · 2018-04-30 · Here are the equations of five straight lines. Line A y — 3 LineB 2y=x+3 Line C 4y=3x — 2 Line D = 4x — I LineE 3y=2x-2 Two of these lines are parallel. Wnte

y!=!$4x!–!7! !! ! 2x!$!3y!=!6! !!!!!y!=!$4x!–!7! !! ! 2x!$!3y!=!6! !!!!!y!=!3x 2!–!4x!+!7!!!!!y!=!sin!(x!–!3)!+!5!!! ! Function(Notation !!!!! ! ! ! ! ! !! f(1)!=! ! ! ! !

y!=!$4x!–!7! !! ! 2x!$!3y!=!6! !!!!!y!=!$4x!–!7! !! ! 2x!$!3y!=!6! !!!!!y!=!3x 2!–!4x!+!7!!!!!y!=!sin!(x!–!3)!+!5!!! ! Function(Notation !!!!! ! ! ! ! ! !! f(1)!=! ! ! ! !

Entry Task Solve for y 1) 2x + -3y < 12 2) x > ½ y - 7.

Entry Task Solve for y 1) 2x + -3y < 12 2) x > ½ y - 7.

NOTE: Homework of all subjects should be … IX...3 3 3a) (2x + 3y) b) (3x-2y) c) (7a+5b) d) (4a – b + 2c)2 22e) (3a – 5b – c) f) (– x + 2y – 3z) 29. 3If 2x +3y = 13 and

NOTE: Homework of all subjects should be … IX...3 3 3a) (2x + 3y) b) (3x-2y) c) (7a+5b) d) (4a – b + 2c)2 22e) (3a – 5b – c) f) (– x + 2y – 3z) 29. 3If 2x +3y = 13 and

6.5 – Applying Systems of Linear Equations. Ex. 1 3x + 4y = -25 2x – 3y = 6.

6.5 – Applying Systems of Linear Equations. Ex. 1 3x + 4y = -25 2x – 3y = 6.

 · 3x + = 12 3 2x-3y=9 N 6 6x-5y+20=O @ -2x=2y+5 CSI HOWE HO FANDAPLBOIULFGMSIPTOWEIERN Answer: 158 1989 Creative Publications OBJECTIVE 5—m: To graph a …

 · 3x + = 12 3 2x-3y=9 N 6 6x-5y+20=O @ -2x=2y+5 CSI HOWE HO FANDAPLBOIULFGMSIPTOWEIERN Answer: 158 1989 Creative Publications OBJECTIVE 5—m: To graph a …

C1 Edexcel Solution Bank Chapter 3Question: Solve these simultaneous equations by elimination: 2x − y = 6 4x + 3y = 22 Solution: 63x − y = 18 4x + 3y = 22 Add: 10x = 40 x = 4 Substitute

C1 Edexcel Solution Bank Chapter 3Question: Solve these simultaneous equations by elimination: 2x − y = 6 4x + 3y = 22 Solution: 63x − y = 18 4x + 3y = 22 Add: 10x = 40 x = 4 Substitute

Class Opener: Solve each equation for Y: 1.3x + y = 3 2.7 + y = 2x 3.x + 2y = 5 4. x – y = -1 5. 4x + 3y = 7 6. 2x – 5y = -3.

Class Opener: Solve each equation for Y: 1.3x + y = 3 2.7 + y = 2x 3.x + 2y = 5 4. x – y = -1 5. 4x + 3y = 7 6. 2x – 5y = -3.

Practice solving systems by graphing 1.)2.) 2x + 5y = –5 x + 3y = 3.

Practice solving systems by graphing 1.)2.) 2x + 5y = –5 x + 3y = 3.

5.3 Solving Systems Elimination.notebook - Tucson …edweb.tusd1.org/emcdonald/Documents/5.3 Solving Sys… ·  · 2014-01-103x + 3y = 15 Solve —2x + 3y = —5 by elimination.

5.3 Solving Systems Elimination.notebook - Tucson …edweb.tusd1.org/emcdonald/Documents/5.3 Solving Sys… ·  · 2014-01-103x + 3y = 15 Solve —2x + 3y = —5 by elimination.

2x + 3y = -3...Lesson 23a Systems of equations by substitution.notebook x = 3y - 1-2x = y + 9 Example 4 5) Check in both original equations 4) Find the value of the other variable

2x + 3y = -3...Lesson 23a Systems of equations by substitution.notebook x = 3y - 1-2x = y + 9 Example 4 5) Check in both original equations 4) Find the value of the other variable

2x 3y = 4 4x + 5y = 8...2x 2y = 8 2x + 2y = 4 4x + 3y = 16 2x 3y = 8 2x 3y = 4 4x + 5y = 8 5x 3y = 16 4x + 5y = 2 2.6B Systems Elimination.notebook October 18, 2018 practice due tomorrow~

2x 3y = 4 4x + 5y = 8...2x 2y = 8 2x + 2y = 4 4x + 3y = 16 2x 3y = 8 2x 3y = 4 4x + 5y = 8 5x 3y = 16 4x + 5y = 2 2.6B Systems Elimination.notebook October 18, 2018 practice due tomorrow~

Algebraic Expressions 2x + 3y - 7

Algebraic Expressions 2x + 3y - 7

Activities by Jill 2013 - jms8thgrademath.weebly.com€¦ · Activities by Jill 2013 Green$ 7. 8. 9. 10. 11. 12. x=!2y 2x+5y=!1 3x!8y=32!x+8y=!16!x+3y=5!3y=1+x y= 2 3 x+4 2x!3y=3

Activities by Jill 2013 - jms8thgrademath.weebly.com€¦ · Activities by Jill 2013 Green$ 7. 8. 9. 10. 11. 12. x=!2y 2x+5y=!1 3x!8y=32!x+8y=!16!x+3y=5!3y=1+x y= 2 3 x+4 2x!3y=3

2x + y = 13 x = 3y 4

2x + y = 13 x = 3y 4

y = 4 + 2x · 2020. 6. 16. · -5x - 3y = -23 y = -39 + 5x-4x + 5y = 20 y = 4 + 2x 7x - 2y = -66 x = -4 + 3y-2x - 5y = -56 y = 16 - 2x Solve each system of equations using substitution.

y = 4 + 2x · 2020. 6. 16. · -5x - 3y = -23 y = -39 + 5x-4x + 5y = 20 y = 4 + 2x 7x - 2y = -66 x = -4 + 3y-2x - 5y = -56 y = 16 - 2x Solve each system of equations using substitution.

Warm - Up Solve the system algebraically: x + ½y = 5 3y – 2x = 6.

Warm - Up Solve the system algebraically: x + ½y = 5 3y – 2x = 6.

cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1020115302/1020115302_005.pdf... ( 2x - 3y) - (-x + y) 32. 33.- (3 -a) + 31 8x - [(x + 3y) - (3x - 3y)l 34.- 35.- + (3 -a) -(4 + 3a)1 .-

cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1020115302/1020115302_005.pdf... ( 2x - 3y) - (-x + y) 32. 33.- (3 -a) + 31 8x - [(x + 3y) - (3x - 3y)l 34.- 35.- + (3 -a) -(4 + 3a)1 .-

Warm-Up Exercises Solve the linear system. 1.4x – 3y = 15 2x – 3y = 9 2. –2x + y = –8 2x – 2y = 8 ANSWER (3, –1) ANSWER (4, 0)

Warm-Up Exercises Solve the linear system. 1.4x – 3y = 15 2x – 3y = 9 2. –2x + y = –8 2x – 2y = 8 ANSWER (3, –1) ANSWER (4, 0)