Question

x+ -2/3=4/5
x+3/8=-5/4
2/3 x + 1/2= 5/6
3/4 x + -2/3=7/12
2x + -3/5= 7/10
2/5 x + -3/8= -7/20

Solución

Answer 1

1)×+-2/3=4/5

×4/5+2/3

×22/15

2)×+3/8=5/4

×5/4-3/8

×=7/8

×=0.875

3)2/3×+1/2=5/6

4×+3=5

4×=5-3

4×=2

×=1/2

×=0.5