3(7x+28)=63

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Solution for 3(7x+28)=63 equation:


Simplifying
3(7x + 28) = 63

Reorder the terms:
3(28 + 7x) = 63
(28 * 3 + 7x * 3) = 63
(84 + 21x) = 63

Solving
84 + 21x = 63

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + 21x = 63 + -84

Combine like terms: 84 + -84 = 0
0 + 21x = 63 + -84
21x = 63 + -84

Combine like terms: 63 + -84 = -21
21x = -21

Divide each side by '21'.
x = -1

Simplifying
x = -1

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