4x-9+x=-3+31

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Solution for 4x-9+x=-3+31 equation:


Simplifying
4x + -9 + x = -3 + 31

Reorder the terms:
-9 + 4x + x = -3 + 31

Combine like terms: 4x + x = 5x
-9 + 5x = -3 + 31

Combine like terms: -3 + 31 = 28
-9 + 5x = 28

Solving
-9 + 5x = 28

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 5x = 28 + 9

Combine like terms: -9 + 9 = 0
0 + 5x = 28 + 9
5x = 28 + 9

Combine like terms: 28 + 9 = 37
5x = 37

Divide each side by '5'.
x = 7.4

Simplifying
x = 7.4

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