When two fractions are equal, cross-multiplying turns them into a single equation.
Rule
a/b = c/d ⟹ ad = bc
Try it
x/4 = 6/8
8x = 24, so x = 3.
When two fractions are equal, cross-multiplying turns them into a single equation.
x/4 = 6/8
8x = 24, so x = 3.