Solving Equations with the Variable on Both Sides

Joe’s Canoes charges an initial fee of $20 plus $4 an hour. Callie’s Canoes charges a flat rate of $14 an hour. Find the number of hours for which the total amount that both places charge would be the same.

• 3 hours

• 4 hours

• 1 hour

• 2 hours

7x = 4x + 33

• x = 3

• x = 11

• x = 21

• x = 88

4x - 5x + 9 =5x - 9

• x = -3

• x = 9

• x = 3

• x = -9

30 + 6t = 11t

• 3

• 5

• 6

• 30

10x + 9 = 4x - 9

• x = 0

• x = 3

• x = -3

• x = -18

8x - 8 = -4x + 16

• x = 8

• x = 16

• x = 24

• x = 2