3(-7x-8)=81

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Solution for 3(-7x-8)=81 equation:


Simplifying
3(-7x + -8) = 81

Reorder the terms:
3(-8 + -7x) = 81
(-8 * 3 + -7x * 3) = 81
(-24 + -21x) = 81

Solving
-24 + -21x = 81

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 = 81 + 24

Combine like terms: -24 + 24 = 0
0 + -21x = 81 + 24
-21x = 81 + 24

Combine like terms: 81 + 24 = 105
-21x = 105

Divide each side by '-21'.
x = -5

Simplifying
x = -5

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