(X+2)*7=21

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Solution for (X+2)*7=21 equation:


Simplifying
(X + 2) * 7 = 21

Reorder the terms:
(2 + X) * 7 = 21

Reorder the terms for easier multiplication:
7(2 + X) = 21
(2 * 7 + X * 7) = 21
(14 + 7X) = 21

Solving
14 + 7X = 21

Solving for variable 'X'.

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

Add '-14' to each side of the equation.
14 + -14 + 7X = 21 + -14

Combine like terms: 14 + -14 = 0
0 + 7X = 21 + -14
7X = 21 + -14

Combine like terms: 21 + -14 = 7
7X = 7

Divide each side by '7'.
X = 1

Simplifying
X = 1

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