Chapter 7 Algebra

(-4.2)⁰

• -1

• 1

• -4.2

• 0

(-3)⁻²

• -1/9

• 9

• 1/9

• 6

What is the value of 4x⁻³y³ for x = 3 and y = -1?

• 4/729

• -4/27

• -108

• 4(-3)⁰

8⁸⋅8⁴

• 512¹²

• 8³²

• 24¹²

• 8¹²

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

Graph the solution to the system. The first equation has been plotted for you.

y = -3x-3

y= 4x +4

(-5)⁻⁵⋅(-5)⁶

• -5

• 5¹¹

• 1

• 11

Simplify the expression: 2b⁻¹∙5b¹⁰

• 10b⁹

• 7b⁹

• 10b⁻¹⁰

• 7b⁻¹⁰

Simplify the expression: x⁸∙2y¹⁰∙5x⁵

• 10x⁸⁰y¹⁰

• 10xy²³

• 8x¹³y¹⁰

• 10x¹³y¹⁰

(p⁶)²

• p¹²

• 2p¹²

• p⁸

• p³⁶