Question

даю 5 баллов срочно...

Answer 1

1/4x+1/2-1/8x+1/8=1
2/8x-1/8x+4/8+1/8=1
1/8x+5/8=1
1/8x=1-5/8
1/8x=3/8
x=3/8*8
x=3