Algebra 2 Unit 10

If x = 5,find the value of 7x - 1

• 34

• 36

• 35

5 times d and then increased by 8

• 5d + 8

• 5 + 8d

• 5 + 8 + d

• 5d-8

Which words could be used to describe the following expression? 6h

• addition

• subtraction

• multiplication

• division

The sum of n and 6

• n/6

• n X 6

• n + 6

• n - 6

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

A variable is . . .

• an awesome number

• a number represented by a letter

• an infinite number

• a number multiplied by another number

5p + 4h - 2
Which are the variables? 

• 5p, 4h, 2

• 2

• p, h

• 5, 4

2x + 3 + x²; for x = 4

• 17

• 27

• 19

• 25

Simplify: 4q + 4t + 3q + t

• 12tq

• 3q + 4t

• 7q + 5t

• Can't be simplified