10-3(3x-40)=-9

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Solution for 10-3(3x-40)=-9 equation: 


Simplifying
10 + -3(3x + -40) = -9

Reorder the terms:
10 + -3(-40 + 3x) = -9
10 + (-40 * -3 + 3x * -3) = -9
10 + (120 + -9x) = -9

Combine like terms: 10 + 120 = 130
130 + -9x = -9

Solving
130 + -9x = -9

Solving for variable 'x'.

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

Add '-130' to each side of the equation.
130 + -130 + -9x = -9 + -130

Combine like terms: 130 + -130 = 0
0 + -9x = -9 + -130
-9x = -9 + -130

Combine like terms: -9 + -130 = -139
-9x = -139

Divide each side by '-9'.
x = 15.44444444

Simplifying
x = 15.44444444

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