solving multi step equations

3a + 9 + 4a = 2

• -1
• 1
• no solution
• -7

8v - 4(v + 8) = 8

• 2
• 10
• 4
• -4 

5x - 4 + 2x = 3

• 1
• 2
• 3
• 4

7x - 11 = 5x + 25

• 18
• 17
• 16
• 15

Solve: 4(w + 3) = 2(5w + 6)

• w = 6

• w = 0

• w = 0.5

• w = 1

Solve: 5(3n + 10) = 40n

• n = 2

• n = -2

• n = 5

• n = -5

Solve: 5k + 21 = 17k - 3

• k = -2

• k = 2

• k = 1.5

• k = -1.5

Solve: 15y + 5y - 6 = 17y

• y = 2

• y = -2

• y = 9

• y = -31

Solve: 4(w + 3) = 2(5w + 6)

• w = 6

• w = 0

• w = 0.5

• w = 1

Solve: 4k + 39 = 7k + 6

• k = 11

• k = 3

• k = -3

• k = -11