27+32x=35x+12
27-12=35х-32х
15=3х
х=15/3
x=5
2(3h+1)=20
6h+2=20
6h=18
6h=18
h=18/6
h=3
12m-16m=24
-4m=24
m=-24/4
m=-6
2k-12=10k+20
-12-20=-2k+10k
-32=8k
k=-32/8
k=-4
Объяснение:
1) 3х = 15
x = 15/3 = 5
2) 96/z = 32
z = 96/32 = 3
3) y - 9 = -15
y = -15 + 9 = -6
4) b + 80 = 76
b = -4
