Exercise 1 Page 247

To solve an equation, we isolate x on one side. Using the Division Property of Equality, we will divide both sides of the equation by 8. This will get rid of the coefficient on the left-hand side of the equation.

8x=64

DivEqn

.LHS /8.=.RHS /8.

8x/8=64/8

MovePartNumRight

a* b/c=a/c* b

8/8x=64/8

QuotOne

a/a=1

x=64/8

CalcQuot

Calculate quotient

x=8

To check that this solution is correct, let's substitute x=8 into the original equation and simplify.

8x=64

Substitute

x= 8

8( 8)? =64

Multiply

Multiply

64=64 ✓

Since the left-hand side and the right-hand side are equal, x=8 is the correct solution.