Question

(1,8+у)*7=-22,4 (2+x)*3,1=-12,4 (1,2+x)*(-5)=4

Answer 1

1) 1,8+у=-3,2; у= -3,2-1,8; у= -5.
2) 2+х=-4; х= -4-2; х=-6
3) 1,2+х= -0,8; х= -0,8-1,2; х=-2

Answer 2

спс