1-(3x+6)=15-7x

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Solution for 1-(3x+6)=15-7x equation:


Simplifying
1 + -1(3x + 6) = 15 + -7x

Reorder the terms:
1 + -1(6 + 3x) = 15 + -7x
1 + (6 * -1 + 3x * -1) = 15 + -7x
1 + (-6 + -3x) = 15 + -7x

Combine like terms: 1 + -6 = -5
-5 + -3x = 15 + -7x

Solving
-5 + -3x = 15 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-5 + -3x + 7x = 15 + -7x + 7x

Combine like terms: -3x + 7x = 4x
-5 + 4x = 15 + -7x + 7x

Combine like terms: -7x + 7x = 0
-5 + 4x = 15 + 0
-5 + 4x = 15

Add '5' to each side of the equation.
-5 + 5 + 4x = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 4x = 15 + 5
4x = 15 + 5

Combine like terms: 15 + 5 = 20
4x = 20

Divide each side by '4'.
x = 5

Simplifying
x = 5

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