-3[-7x+8]=144

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Solution for -3[-7x+8]=144 equation:


Simplifying
-3[-7x + 8] = 144

Reorder the terms:
-3[8 + -7x] = 144
[8 * -3 + -7x * -3] = 144
[-24 + 21x] = 144

Solving
-24 + 21x = 144

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 21x = 144 + 24

Combine like terms: -24 + 24 = 0
0 + 21x = 144 + 24
21x = 144 + 24

Combine like terms: 144 + 24 = 168
21x = 168

Divide each side by '21'.
x = 8

Simplifying
x = 8

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