How do you do multi step equations step by step

1) First, add or subtract both sides of the linear equation by the same number. 2) Secondly, multiply or divide both sides of the linear equation by the same number. 3)* Instead of step #2, always multiply both sides of the equation by the reciprocal of the coefficient of the variable.

Step-by-step explanation:

answer: i think it is (1,-2)

sorry can't

step-by-step explanation:

i googled though and something came up but it was in science langueage not common english sooo