18x-21-15=3

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Solution for 18x-21-15=3 equation:


Simplifying
18x + -21 + -15 = 3

Reorder the terms:
-21 + -15 + 18x = 3

Combine like terms: -21 + -15 = -36
-36 + 18x = 3

Solving
-36 + 18x = 3

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '36' to each side of the equation.
-36 + 36 + 18x = 3 + 36

Combine like terms: -36 + 36 = 0
0 + 18x = 3 + 36
18x = 3 + 36

Combine like terms: 3 + 36 = 39
18x = 39

Divide each side by '18'.
x = 2.166666667

Simplifying
x = 2.166666667

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