X+2x+3x-7=-2.5

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Solution for X+2x+3x-7=-2.5 equation:


Simplifying
X + 2x + 3x + -7 = -2.5

Reorder the terms:
-7 + X + 2x + 3x = -2.5

Combine like terms: 2x + 3x = 5x
-7 + X + 5x = -2.5

Solving
-7 + X + 5x = -2.5

Solving for variable 'X'.

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

Add '7' to each side of the equation.
-7 + X + 7 + 5x = -2.5 + 7

Reorder the terms:
-7 + 7 + X + 5x = -2.5 + 7

Combine like terms: -7 + 7 = 0
0 + X + 5x = -2.5 + 7
X + 5x = -2.5 + 7

Combine like terms: -2.5 + 7 = 4.5
X + 5x = 4.5

Add '-5x' to each side of the equation.
X + 5x + -5x = 4.5 + -5x

Combine like terms: 5x + -5x = 0
X + 0 = 4.5 + -5x
X = 4.5 + -5x

Simplifying
X = 4.5 + -5x

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