4x+9=-20

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Solution for 4x+9=-20 equation: 


Simplifying
4x + 9 = -20

Reorder the terms:
9 + 4x = -20

Solving
9 + 4x = -20

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 + 4x = -20 + -9

Combine like terms: 9 + -9 = 0
0 + 4x = -20 + -9
4x = -20 + -9

Combine like terms: -20 + -9 = -29
4x = -29

Divide each side by '4'.
x = -7.25

Simplifying
x = -7.25

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