3(7x-4)+6=57

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Solution for 3(7x-4)+6=57 equation:


Simplifying
3(7x + -4) + 6 = 57

Reorder the terms:
3(-4 + 7x) + 6 = 57
(-4 * 3 + 7x * 3) + 6 = 57
(-12 + 21x) + 6 = 57

Reorder the terms:
-12 + 6 + 21x = 57

Combine like terms: -12 + 6 = -6
-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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