-141=-7x-3(3x+15)

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Solution for -141=-7x-3(3x+15) equation:


Simplifying
-141 = -7x + -3(3x + 15)

Reorder the terms:
-141 = -7x + -3(15 + 3x)
-141 = -7x + (15 * -3 + 3x * -3)
-141 = -7x + (-45 + -9x)

Reorder the terms:
-141 = -45 + -7x + -9x

Combine like terms: -7x + -9x = -16x
-141 = -45 + -16x

Solving
-141 = -45 + -16x

Solving for variable 'x'.

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

Add '16x' to each side of the equation.
-141 + 16x = -45 + -16x + 16x

Combine like terms: -16x + 16x = 0
-141 + 16x = -45 + 0
-141 + 16x = -45

Add '141' to each side of the equation.
-141 + 141 + 16x = -45 + 141

Combine like terms: -141 + 141 = 0
0 + 16x = -45 + 141
16x = -45 + 141

Combine like terms: -45 + 141 = 96
16x = 96

Divide each side by '16'.
x = 6

Simplifying
x = 6

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