Algebra Test Review

Select the correct solution for each equation.

x + 2 = 7 ​ (a)  

2x = 8 ​ (b)  

• x = 5

• x = 4

• x = 9

• x = 2

• No solution

• Infinite solutions

• One solution

• Two solutions

• No solution

• Infinite solutions

• One solution

• Two solutions

Solve:
y = mx + b , for b

• y - mx = b

• y + mx = b

• ^y/_mx = b

• y + mx = -b

Match each one step equation to its solution

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Evaluate 4y  if       y = 3

• 7

• 12

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

• 20

• 24

• 44

• 4

b² + 4
when b = 3

• 10

• 12

• 13

• 11