3x+7(x+12)=154

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Solution for 3x+7(x+12)=154 equation:


Simplifying
3x + 7(x + 12) = 154

Reorder the terms:
3x + 7(12 + x) = 154
3x + (12 * 7 + x * 7) = 154
3x + (84 + 7x) = 154

Reorder the terms:
84 + 3x + 7x = 154

Combine like terms: 3x + 7x = 10x
84 + 10x = 154

Solving
84 + 10x = 154

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 + 10x = 154 + -84

Combine like terms: 84 + -84 = 0
0 + 10x = 154 + -84
10x = 154 + -84

Combine like terms: 154 + -84 = 70
10x = 70

Divide each side by '10'.
x = 7

Simplifying
x = 7

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