Unit 1 Review

Simplify: 2x+3+9x+2

• 16x

• 11x+5

• 5x+11

• 16+x

Simplify:

2x² + 10x + 5x² + 25x

• 3x² + 3xy + 6y

• 6y² + 2xy + 2x

• 7x² + 35x

• 3x² + 6xy + y

Simplify:

8y² + 7xy – 2y² - 5xy + 2x

• 3x² + 3xy + 6y

• 6y² + 2xy + 2x

• 7x² + 35x

• 3x² + 6xy + y

Simplify the following expression by combining like terms:
3(2x - 4) + 6x - 1

• 12x - 13
• 12x - 5
• 11x - 2
• -x

Evaluate the following expression:
t² - t + 1 when t = 5

• 25
• 22
• 23
• 21

If a = 5 and b = 6, what is the value of ab - b?

• 10
• 12
• 20
• 24

Evaluate -2x + -3y if x = 10 and y = -6

• 18

• -38

• 12

• -2

Evaluate the expression for the given values.

x³ + 5y² - yz

• 37

• 15

• 39

• 55

-2 ⋅ (3 + 8 ÷ 4)²

• -16
• 1.375
• 4
• -50