Answer:
a)x=17/8
b)x=23
c)x=-28/11
Explanation:
a) -3x+5=5x-12
-3x-5x=-12-5
-8x=-17
x=17/8
b) 6(x-3)-4(x+2)=20
6x-18-4x-8=20
6x-4x-18-8=20
2x-26=20
2x=20+26
2x=46
x=23
c) -2/5(x+3)=1/3(x-2)
15[-2/5(x+3)]=15[1/3(x-2)]
-6(x+3)=5(x-2)
-6x-18=5x-10
-6x-5x=-10+18
-11x=28
x=-28/11