4x+45=-x

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Solution for 4x+45=-x equation:


Simplifying
4x + 45 = -1x

Reorder the terms:
45 + 4x = -1x

Solving
45 + 4x = -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
45 + 4x + x = -1x + x

Combine like terms: 4x + x = 5x
45 + 5x = -1x + x

Combine like terms: -1x + x = 0
45 + 5x = 0

Add '-45' to each side of the equation.
45 + -45 + 5x = 0 + -45

Combine like terms: 45 + -45 = 0
0 + 5x = 0 + -45
5x = 0 + -45

Combine like terms: 0 + -45 = -45
5x = -45

Divide each side by '5'.
x = -9

Simplifying
x = -9

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