9(4x-9)=45

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Solution for 9(4x-9)=45 equation:


Simplifying
9(4x + -9) = 45

Reorder the terms:
9(-9 + 4x) = 45
(-9 * 9 + 4x * 9) = 45
(-81 + 36x) = 45

Solving
-81 + 36x = 45

Solving for variable 'x'.

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

Add '81' to each side of the equation.
-81 + 81 + 36x = 45 + 81

Combine like terms: -81 + 81 = 0
0 + 36x = 45 + 81
36x = 45 + 81

Combine like terms: 45 + 81 = 126
36x = 126

Divide each side by '36'.
x = 3.5

Simplifying
x = 3.5

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