1) a-5x=10-3x
a=10-3x=5x
a=10+2x
a=10+2x,x∈R
2) 2(х+3а)-3(а+2х)=8-5а
2x=6a-3a-6x=8-5a
-4x+3a=8-5a
-4x=8-5a-3a
-4x=8-8a
x=-2+2a
x=-2+2a, a∈R
1) a-5x=10-3x
a=10-3x=5x
a=10+2x
a=10+2x,x∈R
2) 2(х+3а)-3(а+2х)=8-5а
2x=6a-3a-6x=8-5a
-4x+3a=8-5a
-4x=8-5a-3a
-4x=8-8a
x=-2+2a
x=-2+2a, a∈R