Question

7w+1=15 1-(x+2)=10 9=-3(w-4) 7m-7+2+6m

Answer 1

7w+1=15
7w = 15 -1
7w=14
w=14/7
w=2

9=-3(w-4)
9 = -3w + 12
3w= 12 - 9
3w= 3
w = 3/3
w=1

7m-7+2=2+6m
7m - 6m = 2 +7 -2
m = 7