3(x+5)+7(x+3)=136

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Solution for 3(x+5)+7(x+3)=136 equation:


Simplifying
3(x + 5) + 7(x + 3) = 136

Reorder the terms:
3(5 + x) + 7(x + 3) = 136
(5 * 3 + x * 3) + 7(x + 3) = 136
(15 + 3x) + 7(x + 3) = 136

Reorder the terms:
15 + 3x + 7(3 + x) = 136
15 + 3x + (3 * 7 + x * 7) = 136
15 + 3x + (21 + 7x) = 136

Reorder the terms:
15 + 21 + 3x + 7x = 136

Combine like terms: 15 + 21 = 36
36 + 3x + 7x = 136

Combine like terms: 3x + 7x = 10x
36 + 10x = 136

Solving
36 + 10x = 136

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + 10x = 136 + -36

Combine like terms: 36 + -36 = 0
0 + 10x = 136 + -36
10x = 136 + -36

Combine like terms: 136 + -36 = 100
10x = 100

Divide each side by '10'.
x = 10

Simplifying
x = 10

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