7x+150=3x+81

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Solution for 7x+150=3x+81 equation:


Simplifying
7x + 150 = 3x + 81

Reorder the terms:
150 + 7x = 3x + 81

Reorder the terms:
150 + 7x = 81 + 3x

Solving
150 + 7x = 81 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
150 + 7x + -3x = 81 + 3x + -3x

Combine like terms: 7x + -3x = 4x
150 + 4x = 81 + 3x + -3x

Combine like terms: 3x + -3x = 0
150 + 4x = 81 + 0
150 + 4x = 81

Add '-150' to each side of the equation.
150 + -150 + 4x = 81 + -150

Combine like terms: 150 + -150 = 0
0 + 4x = 81 + -150
4x = 81 + -150

Combine like terms: 81 + -150 = -69
4x = -69

Divide each side by '4'.
x = -17.25

Simplifying
x = -17.25

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