7.5+0.5x=0

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Solution for 7.5+0.5x=0 equation: 


Simplifying
7.5 + 0.5x = 0

Solving
7.5 + 0.5x = 0

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 + 0.5x = 0 + -7.5

Combine like terms: 7.5 + -7.5 = 0.0
0.0 + 0.5x = 0 + -7.5
0.5x = 0 + -7.5

Combine like terms: 0 + -7.5 = -7.5
0.5x = -7.5

Divide each side by '0.5'.
x = -15

Simplifying
x = -15

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