Steps for Solving Multi-Step Equations

What is the first step to solve this equation?
3n - 4 = -2 + 2n 

• Add 2n to both sides of the equation

• Add 3n to both sides of the equation

• Subtract 2n from both sides of the equation

• Subtract 4 from both sides of the equation

Solve:
3(3x - 6) = 18

• x = 4

• x = -4

• no solution

• infinite solutions

-15 = 5a +12- 2a + 6

• -11

• -3

• 10

• 7

• 0

• 1

• -1

• 4

• x=-10

• x=2

• No Solution

• All Real Numbers

• x=3

• x=2

• x=-2

• x=1

• 2

• -2

• 8

• 8

• x=3

• x=-7

• x=0

• No Solution

• 1.5

• 6

• -6

• -1.5

• m=3

• m=-4

• m=-1

• All real numbers