5x+(7x+3)+(7x+6)=142

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Solution for 5x+(7x+3)+(7x+6)=142 equation:


Simplifying
5x + (7x + 3) + (7x + 6) = 142

Reorder the terms:
5x + (3 + 7x) + (7x + 6) = 142

Remove parenthesis around (3 + 7x)
5x + 3 + 7x + (7x + 6) = 142

Reorder the terms:
5x + 3 + 7x + (6 + 7x) = 142

Remove parenthesis around (6 + 7x)
5x + 3 + 7x + 6 + 7x = 142

Reorder the terms:
3 + 6 + 5x + 7x + 7x = 142

Combine like terms: 3 + 6 = 9
9 + 5x + 7x + 7x = 142

Combine like terms: 5x + 7x = 12x
9 + 12x + 7x = 142

Combine like terms: 12x + 7x = 19x
9 + 19x = 142

Solving
9 + 19x = 142

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 19x = 142 + -9

Combine like terms: 9 + -9 = 0
0 + 19x = 142 + -9
19x = 142 + -9

Combine like terms: 142 + -9 = 133
19x = 133

Divide each side by '19'.
x = 7

Simplifying
x = 7

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