2x+3+5x=15-x

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Solution for 2x+3+5x=15-x equation:


Simplifying
2x + 3 + 5x = 15 + -1x

Reorder the terms:
3 + 2x + 5x = 15 + -1x

Combine like terms: 2x + 5x = 7x
3 + 7x = 15 + -1x

Solving
3 + 7x = 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.
3 + 7x + x = 15 + -1x + x

Combine like terms: 7x + x = 8x
3 + 8x = 15 + -1x + x

Combine like terms: -1x + x = 0
3 + 8x = 15 + 0
3 + 8x = 15

Add '-3' to each side of the equation.
3 + -3 + 8x = 15 + -3

Combine like terms: 3 + -3 = 0
0 + 8x = 15 + -3
8x = 15 + -3

Combine like terms: 15 + -3 = 12
8x = 12

Divide each side by '8'.
x = 1.5

Simplifying
x = 1.5

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