3(5x-40)=45

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Solution for 3(5x-40)=45 equation:


Simplifying
3(5x + -40) = 45

Reorder the terms:
3(-40 + 5x) = 45
(-40 * 3 + 5x * 3) = 45
(-120 + 15x) = 45

Solving
-120 + 15x = 45

Solving for variable 'x'.

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

Add '120' to each side of the equation.
-120 + 120 + 15x = 45 + 120

Combine like terms: -120 + 120 = 0
0 + 15x = 45 + 120
15x = 45 + 120

Combine like terms: 45 + 120 = 165
15x = 165

Divide each side by '15'.
x = 11

Simplifying
x = 11

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