Equations with Variables on Both Sides

10x + 9 = 4x - 9

• x = 0

• x = 3

• x = -3

• x = -18

12k + 15 = 35 +2k

• k = 2

• k = 4

• k = -2

• k = -4

6x + 5 = 10 + 5x

• x = -5

• x = 6

• x = 4

• x = 5

7w + 5 = 3w - 15

• 5
• -2
• 2
• -5

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

• x = 6
• x = -6
• x = -18/13
• x = 10/3

7x - 4 = 3 + 8x

• x = 7
• x = -7
• x = 2/7
• x = 11

2a+4=7+a

• a = 1
• a = -3
• a = -1
• a = 3