9x+21-4x-39=37

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Solution for 9x+21-4x-39=37 equation:


Simplifying
9x + 21 + -4x + -39 = 37

Reorder the terms:
21 + -39 + 9x + -4x = 37

Combine like terms: 21 + -39 = -18
-18 + 9x + -4x = 37

Combine like terms: 9x + -4x = 5x
-18 + 5x = 37

Solving
-18 + 5x = 37

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 5x = 37 + 18

Combine like terms: -18 + 18 = 0
0 + 5x = 37 + 18
5x = 37 + 18

Combine like terms: 37 + 18 = 55
5x = 55

Divide each side by '5'.
x = 11

Simplifying
x = 11

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