3x-(x+6)+1=15

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Solution for 3x-(x+6)+1=15 equation:


Simplifying
3x + -1(x + 6) + 1 = 15

Reorder the terms:
3x + -1(6 + x) + 1 = 15
3x + (6 * -1 + x * -1) + 1 = 15
3x + (-6 + -1x) + 1 = 15

Reorder the terms:
-6 + 1 + 3x + -1x = 15

Combine like terms: -6 + 1 = -5
-5 + 3x + -1x = 15

Combine like terms: 3x + -1x = 2x
-5 + 2x = 15

Solving
-5 + 2x = 15

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 2x = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 2x = 15 + 5
2x = 15 + 5

Combine like terms: 15 + 5 = 20
2x = 20

Divide each side by '2'.
x = 10

Simplifying
x = 10

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