Shawn is solving the equation x/7-4=-6 one of his steps is to multiply both sides of the equation by 7 why? Answer choices. Multiplying both sides by 7 undoes the addition in the original problem, multiplying both sides by 7 un does the division of x by 7 in the original problem, the negative sign in -6 must be changed to positive, multiplying both sides by 7 undoes the subtraction in the original problem
The correct answer is: Multiplying both sides by 7 undoes the division of x by 7 in the original problem.
By multiplying both sides of the equation by 7, we eliminate the denominator 7 on the left side and obtain the equation x - 28 = -42. This allows us to isolate the variable x and solve for its value.