To common number is 2 to divide all of them to 2
9x - 3x + x
6x + x
the simplified answer is 7x
35+5(4-s)=2550
35+20-5s=2550
55-5s=2550
-55 -55
-5s = 2495
s = - 499
-499 + a = 4
+499 +499
a = 503
No she will have more than enough paint have a wonderful evening