(3)(x)+(x+2)(7)=56

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Solution for (3)(x)+(x+2)(7)=56 equation:


Simplifying
(3)(x) + (x + 2)(7) = 56

Reorder the terms:
3x + (2 + x)(7) = 56

Reorder the terms for easier multiplication:
3x + 7(2 + x) = 56
3x + (2 * 7 + x * 7) = 56
3x + (14 + 7x) = 56

Reorder the terms:
14 + 3x + 7x = 56

Combine like terms: 3x + 7x = 10x
14 + 10x = 56

Solving
14 + 10x = 56

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 + 10x = 56 + -14

Combine like terms: 14 + -14 = 0
0 + 10x = 56 + -14
10x = 56 + -14

Combine like terms: 56 + -14 = 42
10x = 42

Divide each side by '10'.
x = 4.2

Simplifying
x = 4.2

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