Algebra 1 final review

Solve the equation for x: 2x - 3 = 5

Tags

CCSS.7.EE.B.4A

Solve the equation for x: 3 + 8x = -15 + 2x

Solve the equation for x: -6x + 7 + 2x = 11

Tags

CCSS.8.EE.C.7B

Solve the equation for x: -6x + 18 - 3x = 5(x - 2)

Solve the equation for x: 9x - 19 = 5(5x - 2) - 2(7 - 2x)

Solve the equation for x: 2(x + 7) + 10 = 2(x + 12)

Tags

CCSS.8.EE.C.7A

A student attempted to solve the equation 3(x+4) = 2x + 18. Here is the student’s work. Identify the step where the student made the mistake. CORRECT the mistake.

Step 1: 3x + 12 = 2x + 18 Step 2: $5x + 12 = 18

Step 3: $5x = 6 Step 4: x=6/5

Tags

CCSS.HSA.REI.A.1

Solve for x:

5(x-1) < -15

Tags

CCSS.7.EE.B.4B

Solve for x:

3x - 8 - 4x > 5x + 10

Solve for X:

-8x > 32 or 2x - 1 ≥7