Question

решите уравнение 2(x+1)+1/2(x-1)=7/4x

Answer 1

2x+2+0,5x-0,5=1,75x

0,75x=-1,5

x=-2

Answer 2

2x+2+0.5x-0.5=1.75x
2.5x-1.75x=0.5-2
0.75x=-1.5
x=-1.5/0.75
x=-2