Question

please answer my question

Answer 1

5m-8/3=4
5m*3-8=4*3
15m=12+8=20
m=20/15=4/3




5-3(x+1)=8
5-3x-3=8
2-3x=8
x=-6/2=-3




.15(3x-2)=.64x-6
.45x-.3=.64x-6
6-.3=.64x-.45x
5.7=.19x
x=5.7/.19=570/19=30