85=4x+9

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Solution for 85=4x+9 equation:


Simplifying
85 = 4x + 9

Reorder the terms:
85 = 9 + 4x

Solving
85 = 9 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
85 + -4x = 9 + 4x + -4x

Combine like terms: 4x + -4x = 0
85 + -4x = 9 + 0
85 + -4x = 9

Add '-85' to each side of the equation.
85 + -85 + -4x = 9 + -85

Combine like terms: 85 + -85 = 0
0 + -4x = 9 + -85
-4x = 9 + -85

Combine like terms: 9 + -85 = -76
-4x = -76

Divide each side by '-4'.
x = 19

Simplifying
x = 19

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