7x-(3x+10)=-x+15

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Solution for 7x-(3x+10)=-x+15 equation:


Simplifying
7x + -1(3x + 10) = -1x + 15

Reorder the terms:
7x + -1(10 + 3x) = -1x + 15
7x + (10 * -1 + 3x * -1) = -1x + 15
7x + (-10 + -3x) = -1x + 15

Reorder the terms:
-10 + 7x + -3x = -1x + 15

Combine like terms: 7x + -3x = 4x
-10 + 4x = -1x + 15

Reorder the terms:
-10 + 4x = 15 + -1x

Solving
-10 + 4x = 15 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-10 + 4x + x = 15 + -1x + x

Combine like terms: 4x + x = 5x
-10 + 5x = 15 + -1x + x

Combine like terms: -1x + x = 0
-10 + 5x = 15 + 0
-10 + 5x = 15

Add '10' to each side of the equation.
-10 + 10 + 5x = 15 + 10

Combine like terms: -10 + 10 = 0
0 + 5x = 15 + 10
5x = 15 + 10

Combine like terms: 15 + 10 = 25
5x = 25

Divide each side by '5'.
x = 5

Simplifying
x = 5

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