4x+9=81-84

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Solution for 4x+9=81-84 equation:


Simplifying
4x + 9 = 81 + -84

Reorder the terms:
9 + 4x = 81 + -84

Combine like terms: 81 + -84 = -3
9 + 4x = -3

Solving
9 + 4x = -3

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 = -3 + -9

Combine like terms: 9 + -9 = 0
0 + 4x = -3 + -9
4x = -3 + -9

Combine like terms: -3 + -9 = -12
4x = -12

Divide each side by '4'.
x = -3

Simplifying
x = -3

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