131-7x=38x+21

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Solution for 131-7x=38x+21 equation:


Simplifying
131 + -7x = 38x + 21

Reorder the terms:
131 + -7x = 21 + 38x

Solving
131 + -7x = 21 + 38x

Solving for variable 'x'.

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

Add '-38x' to each side of the equation.
131 + -7x + -38x = 21 + 38x + -38x

Combine like terms: -7x + -38x = -45x
131 + -45x = 21 + 38x + -38x

Combine like terms: 38x + -38x = 0
131 + -45x = 21 + 0
131 + -45x = 21

Add '-131' to each side of the equation.
131 + -131 + -45x = 21 + -131

Combine like terms: 131 + -131 = 0
0 + -45x = 21 + -131
-45x = 21 + -131

Combine like terms: 21 + -131 = -110
-45x = -110

Divide each side by '-45'.
x = 2.444444444

Simplifying
x = 2.444444444

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