Question

5(0,16х+0,33)-(3-х)=0

Answer 1

ответ:1,8x-1,35=0
0,8x+1,65-(3-x)=0
0,8x+1,65-3+x=0
0,8x-1,35+x=0
1,8x-1,35=0
1,8x-1,35=0
x=1,35:1,8=0.75.

Answer 2

5(0,16x+0.33)-3+x=0

0.8x+1.65-3+x=0

1.8x-1.35=0

1.8x=1.35

x=0.75