Complete the two-column proof. Given: x/6 +2=15 prove x = 78

x/6 +2=15 a. __________
x/6 =13 b. __________
x = 78 c. ___________

3 answers

x/6 +2=15 a. Subtract 2 from both sides of the equation.
x/6 = 13 b. Multiply both sides of the equation by 6.
x = 78 c.
what is C.
C. x = 78