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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