7x-3(3x+13)=-61

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Solution for 7x-3(3x+13)=-61 equation:


Simplifying
7x + -3(3x + 13) = -61

Reorder the terms:
7x + -3(13 + 3x) = -61
7x + (13 * -3 + 3x * -3) = -61
7x + (-39 + -9x) = -61

Reorder the terms:
-39 + 7x + -9x = -61

Combine like terms: 7x + -9x = -2x
-39 + -2x = -61

Solving
-39 + -2x = -61

Solving for variable 'x'.

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

Add '39' to each side of the equation.
-39 + 39 + -2x = -61 + 39

Combine like terms: -39 + 39 = 0
0 + -2x = -61 + 39
-2x = -61 + 39

Combine like terms: -61 + 39 = -22
-2x = -22

Divide each side by '-2'.
x = 11

Simplifying
x = 11

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