1) x=3; 2) х=1.1
Объяснение:
1) 2-3(x+2)=5-2x
2-3x*6=5-2x
-3x+2x=5-2-6
-1x=-3
x=-3/(-1)
x=3
2) 0.2-2(x+1)=0.4x
0.2-2x*2=0.4x
-2x-0.4x=-0.2-2
-2.4x=-2.2
x=-2.2/(-2)
x=1.1
1) x=3; 2) х=1.1
Объяснение:
1) 2-3(x+2)=5-2x
2-3x*6=5-2x
-3x+2x=5-2-6
-1x=-3
x=-3/(-1)
x=3
2) 0.2-2(x+1)=0.4x
0.2-2x*2=0.4x
-2x-0.4x=-0.2-2
-2.4x=-2.2
x=-2.2/(-2)
x=1.1