-7x+3(-5x-3)=123

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Solution for -7x+3(-5x-3)=123 equation:


Simplifying
-7x + 3(-5x + -3) = 123

Reorder the terms:
-7x + 3(-3 + -5x) = 123
-7x + (-3 * 3 + -5x * 3) = 123
-7x + (-9 + -15x) = 123

Reorder the terms:
-9 + -7x + -15x = 123

Combine like terms: -7x + -15x = -22x
-9 + -22x = 123

Solving
-9 + -22x = 123

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -22x = 123 + 9

Combine like terms: -9 + 9 = 0
0 + -22x = 123 + 9
-22x = 123 + 9

Combine like terms: 123 + 9 = 132
-22x = 132

Divide each side by '-22'.
x = -6

Simplifying
x = -6

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