-3(-5-7x)=267

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Solution for -3(-5-7x)=267 equation: 


Simplifying
-3(-5 + -7x) = 267
(-5 * -3 + -7x * -3) = 267
(15 + 21x) = 267

Solving
15 + 21x = 267

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 21x = 267 + -15

Combine like terms: 15 + -15 = 0
0 + 21x = 267 + -15
21x = 267 + -15

Combine like terms: 267 + -15 = 252
21x = 252

Divide each side by '21'.
x = 12

Simplifying
x = 12

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