Solve for w
20 + 10w = 1000 - 15w
Group our variables 10w and -15w
add 15w to both sides
10w + 20 + 15w = -15w + 1000 + 15w
25w + 20 = 1000
20w | |
20 |
= |
10 |
20 |
Group our constants 20 and 1000.
subtract 20 from both sides
25w + 20 - 20 = 1000 - 20
25w = 980
25w | |
25 |
= |
980 |
25 |
w = 39.2