Algebra Solving Equations

Solve.
(2x - 3) / 4  = 9

• x = 24

• x = 12

• x = 17.5

• x = 19.5

Translate: 
Four times a number plus six is 30.

• 4 + 6 = 30

• 4x + 6 = 30

• x + 4 times 6 = 30

• 30 = 4x

Solve: x + 3x - 2x = 12

• 2

• 6

• -2

• -6

What is the first step (after setting up your workspace) in solving this equation:
5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

Solve for y: 
8x + 4y= 16

Mathematical Equivalence

ON

Solve for y

3x - 2y = 25

Mathematical Equivalence

ON

Solve for x:
8x - 10 = -34

• 4

• 3

• -3

• -24

Solve: 3(x-4) = -3

• 3

• -3

• 5

• -5

What is the first step (after setting up your workspace) to complete when solving this equation?
10 - 3y = 4

• Add 10

• Subtract 10

• Add 3

• Divide by -3

4 = 2(x + 3)

• 1/2

• 7/2

• -1

• 5