1)=40-4m+3+3m=43-4m=3m=43-m при m=-0,723=42,277
2)=4х+4+35-5х=-х+4+35=-х+39 при х=-71/79 71/79 +39=-71+3081/79=3010/79=38,10127
3)=1/3*3(3х+2)-1.5+10х=(3х+2)-1.5+10х=3х+2 -1.5+10х=13х+0.5 при х=7/26
13*7/26+0.5=7/2+1/2=4
4)=1/7*7(2х+3)-4.5+6х=(2х+3)-4.5+6х=2х+3-4.5+6х=8х-1.5 при х=-9/16
=-9/2-3/2=-6