7+x-15=-2.5

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Solution for 7+x-15=-2.5 equation: 


Simplifying
7 + x + -15 = -2.5

Reorder the terms:
7 + -15 + x = -2.5

Combine like terms: 7 + -15 = -8
-8 + x = -2.5

Solving
-8 + x = -2.5

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + x = -2.5 + 8

Combine like terms: -8 + 8 = 0
0 + x = -2.5 + 8
x = -2.5 + 8

Combine like terms: -2.5 + 8 = 5.5
x = 5.5

Simplifying
x = 5.5

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