Splash Screen. Then/Now You performed operations on integers. Write verbal expressions for algebraic...
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Transcript of Splash Screen. Then/Now You performed operations on integers. Write verbal expressions for algebraic...
You performed operations on integers.
• Write verbal expressions for algebraic expressions.
• Write algebraic expressions for verbal expressions.
Write Verbal Expressions
B. Write a verbal expression for y5 – 16y.
Answer: the difference of y to the fifth power and 16 times y
A. 7 times a
B. 7 times the product of 4 and a
C. 7 times a to the fourth power
D. 4 times a to the seventh power
A. Write a verbal expression for 7a4.
A. the sum of 3 and x
B. the product of x squared and 3
C. the sum of x and 3 squared
D. the sum of x squared and 3
B. Write a verbal expression for x2 + 3.
Write Algebraic Expressions
A. Write an algebraic expression for 5 less than a number c.
The words less than suggest subtraction.
Answer: Thus, the algebraic expression is c – 5.
a number c less five
c – 5
Write Algebraic Expressions
B. Write an algebraic expression for 9 plus the product of 2 and d.
Plus implies add, and product implies multiply.
Answer: The expression can be written as 9 + 2d.
Write Algebraic Expressions
C. Write an algebraic expression for two fifths of the area a.
The word of implies multiply.
A. 6 – 4x
B. (6 – 4) + x
C. 6 + 4x
D. 6x – 4
B. Write an algebraic expression for the difference of 6 and 4 times a number x.
C. Write an algebraic expression for one half the size of the original perimeter p.
A. 2p
B.
C. p2
D. p
Write an Expression
ENTERTAINMENT Mr. Nehru bought two adult tickets and three student tickets for the planetarium show. Write an algebraic expression that represents the cost of the tickets.
Answer: The cost of the tickets is represented by 2a + 3c.
Let a be the cost of each adult ticket and c be the cost of each student ticket. The cost of the adult tickets is represented by 2a and the cost of the student tickets is represented by 3c.
A. 20 – p
B. p – 20
C. 20 + p
D. 20 p
MONEY Lorenzo bought a bag of peanuts that cost p dollars and he gave the cashier a $20 bill. Write an expression for the amount of change that he will receive.