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Solve the following equation
13c+100=18c
Solve for c
13c + 100 = 18c
Group our variables 13c and 18c
subtract 18c from both sides
13c + 100 - 18c = 18c - 18c
-5c + 100 = 0
13c | |
13 |
= |
100 |
13 |
Group our constants 100 and 0.
subtract 100 from both sides
-5c + 100 - 100 = 0 - 100
-5c = -100
-5c | |
-5 |
= |
-100 |
-5 |
c = 20