-3(2+7x)=57

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Solution for -3(2+7x)=57 equation: 


Simplifying
-3(2 + 7x) = 57
(2 * -3 + 7x * -3) = 57
(-6 + -21x) = 57

Solving
-6 + -21x = 57

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + -21x = 57 + 6

Combine like terms: -6 + 6 = 0
0 + -21x = 57 + 6
-21x = 57 + 6

Combine like terms: 57 + 6 = 63
-21x = 63

Divide each side by '-21'.
x = -3

Simplifying
x = -3

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