2.5-x=3(3.5-x)

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Solution for 2.5-x=3(3.5-x) equation:


Simplifying
2.5 + -1x = 3(3.5 + -1x)
2.5 + -1x = (3.5 * 3 + -1x * 3)
2.5 + -1x = (10.5 + -3x)

Solving
2.5 + -1x = 10.5 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
2.5 + -1x + 3x = 10.5 + -3x + 3x

Combine like terms: -1x + 3x = 2x
2.5 + 2x = 10.5 + -3x + 3x

Combine like terms: -3x + 3x = 0
2.5 + 2x = 10.5 + 0
2.5 + 2x = 10.5

Add '-2.5' to each side of the equation.
2.5 + -2.5 + 2x = 10.5 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + 2x = 10.5 + -2.5
2x = 10.5 + -2.5

Combine like terms: 10.5 + -2.5 = 8
2x = 8

Divide each side by '2'.
x = 4

Simplifying
x = 4

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