Question

What number would you use to get rid of the fractions?*
1/2+1/5x=3/10x+4/5

Answer 1

10

Explanation:

multiplying each fraction by 10 gets of the fraction form

1/2 * 10 = 5

1/5x * 10 = 2x

3/10x * 10 = 3x

4/5 * 10 = 8