Equations with Variables on Both Sides

12k + 15 = 35 +2k

• k = 2

• k = 4

• k = -2

• k = -4

Solve for x:
5x - 14 = 8x + 4

• x = 6

• x = -6

• x = -18/13

• x = 10/3

Solve for f:
f - 4 = 6f + 26

• f = -5

• f = 5

• f = 6

• f = -6

8w - 8 = - 4x + 16

• 8

• 16

• 24

• 2

Mathematical Equivalence

ON

Mathematical Equivalence

ON

• x = 2

• x = -2

• x = -10

• x = 4

Solve the equation for the variable

Mathematical Equivalence

ON

Describe what was done in each solving step!

• Subtract 10 from both sides

• Step 2

• Subtract 4x from both sides

• Step 5

• Divide by -10 on both sides

• Step 3

• Combine Like Terms

• Step 1

• Distribute

• Step 4