-7.5-1=Y

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Solution for -7.5-1=Y equation: 


Simplifying
-7.5 + -1 = Y

Combine like terms: -7.5 + -1 = -8.5
-8.5 = Y

Solving
-8.5 = Y

Solving for variable 'Y'.

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

Add '-1Y' to each side of the equation.
-8.5 + -1Y = Y + -1Y

Combine like terms: Y + -1Y = 0
-8.5 + -1Y = 0

Add '8.5' to each side of the equation.
-8.5 + 8.5 + -1Y = 0 + 8.5

Combine like terms: -8.5 + 8.5 = 0.0
0.0 + -1Y = 0 + 8.5
-1Y = 0 + 8.5

Combine like terms: 0 + 8.5 = 8.5
-1Y = 8.5

Divide each side by '-1'.
Y = -8.5

Simplifying
Y = -8.5

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