7.5+x=4.5

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Solution for 7.5+x=4.5 equation: 


Simplifying
7.5 + x = 4.5

Solving
7.5 + x = 4.5

Solving for variable 'x'.

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

Add '-7.5' to each side of the equation.
7.5 + -7.5 + x = 4.5 + -7.5

Combine like terms: 7.5 + -7.5 = 0.0
0.0 + x = 4.5 + -7.5
x = 4.5 + -7.5

Combine like terms: 4.5 + -7.5 = -3
x = -3

Simplifying
x = -3

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