Question

GIVE THE RIGHT ANSWER AND PROVE THAT ITS RIGHT

Solve the equation using inverse operations.

28 = 1/2 a

Answer 1

The right answer is 56

Answer 2

a = 56

given 28 =
`(1)/(2)` a

multiply both sides by 2 to eliminate the fraction

56 = a

As a check

`(1)/(2)` × 56 = 28 ← True