Shawnee is solving the equation x/7-4=-6 one of her steps is to multiply both sides of the equation by 7 why?
Multiplying both sides by 7 undoes the division of x by 7 in the original problem
Multiplying both side by 7 undoes the addition in the original problem
The negative sign in -6 must be changed to a positive
Multiplying both sides by 7 undoes the subtraction in the original problem