-64=7x+3(-4x-3)

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Solution for -64=7x+3(-4x-3) equation:


Simplifying
-64 = 7x + 3(-4x + -3)

Reorder the terms:
-64 = 7x + 3(-3 + -4x)
-64 = 7x + (-3 * 3 + -4x * 3)
-64 = 7x + (-9 + -12x)

Reorder the terms:
-64 = -9 + 7x + -12x

Combine like terms: 7x + -12x = -5x
-64 = -9 + -5x

Solving
-64 = -9 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-64 + 5x = -9 + -5x + 5x

Combine like terms: -5x + 5x = 0
-64 + 5x = -9 + 0
-64 + 5x = -9

Add '64' to each side of the equation.
-64 + 64 + 5x = -9 + 64

Combine like terms: -64 + 64 = 0
0 + 5x = -9 + 64
5x = -9 + 64

Combine like terms: -9 + 64 = 55
5x = 55

Divide each side by '5'.
x = 11

Simplifying
x = 11

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