7x+3(-5x-9)=-75

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Solution for 7x+3(-5x-9)=-75 equation:


Simplifying
7x + 3(-5x + -9) = -75

Reorder the terms:
7x + 3(-9 + -5x) = -75
7x + (-9 * 3 + -5x * 3) = -75
7x + (-27 + -15x) = -75

Reorder the terms:
-27 + 7x + -15x = -75

Combine like terms: 7x + -15x = -8x
-27 + -8x = -75

Solving
-27 + -8x = -75

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + -8x = -75 + 27

Combine like terms: -27 + 27 = 0
0 + -8x = -75 + 27
-8x = -75 + 27

Combine like terms: -75 + 27 = -48
-8x = -48

Divide each side by '-8'.
x = 6

Simplifying
x = 6

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