Solving One Step Equation Easy

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

Please solve this equation

1.2x = 9.6

• x = 8

• x = 10.8

• x = 8.4

• None of these match my answer

Please solve this equation

7x = 84

• x = 77

• x = 91

• x = 588

• None of these match my answer

Solve 2x - 3 = 1 

• 3

• 2

• 1

• -2

Solve     -5t + 9 = 24

• -3

• 3

• 12

Solve    8 - 2x = 30

• -11

• 11

• -12

• 12

Solve    2x -7 = -23

• -8

• 8

• -7

Solve      7y - 4 = -11

• 1

• 2

• -1

• -2

Solve  12 - 6y = 24

• -1

• -2

• -3

• -4

Solve   -5t + 9 = 24

• -3

• 3

• 12