Identify Equivalent Equations

which expression is equivalent to the expression 4x+2x(x-1).

• 4x+2x-1

• 4x+2x²

• 2x+2

• 2x+2x²

Select the two expressions that are equivalent 4to the given expression 3(8+2)+4

• 2 (8+2) +14

• 3 (7+2) +5

• 12 (2+1) +4

• 8 (3+1) +2

• 24+ 3 (3)

Evaluate the given expression when a = 4 and b = 5. 
2a + 6b

• 38
• 34
• 19
• 89

What step would I do second?
 (4 - 2) x 9 + 7 =

• multiplication
• subtraction
• addition
• dividing

What does the (E) in PEMDAS mean?

• experience
• exponents
• examples
• evidence

Evaluate 2a + 4b 
if a = 10     and    b = 6

• 20
• 24
• 44
• 4

If 4x = 12, what does 12x = ?

• 36
• 15
• 24
• 9

If 2x + 4 = 3, what does 4x + 8 = 

• 6
• 11y
• 9
• 5

Which expression is equivalent to 3x + 5 + 7x + 2?

• 10x + 7
• 17x
• 17
• 15x + 2

Which expression is equivalent to 4(x + 6)?

• 4x + 6
• 4x + 24
• x + 24
• 10x + 24