anonymous 5 years ago 5(3-4x)=7-(4-x)

1. anonymous

15-20x = 7-4+x 15-20x = 3+x 15 = 3 + 21x 12 = 21x x = 21/12 = 7/4

2. anonymous

$x=\frac{4}{7}$

3. anonymous

oops my bad XD x = 4/7