-3y-(-5)=20

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Solution for -3y-(-5)=20 equation: 


Simplifying
-3y + -1(-5) = 20

Multiply -1 * -5
-3y + 5 = 20

Reorder the terms:
5 + -3y = 20

Solving
5 + -3y = 20

Solving for variable 'y'.

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

Add '-5' to each side of the equation.
5 + -5 + -3y = 20 + -5

Combine like terms: 5 + -5 = 0
0 + -3y = 20 + -5
-3y = 20 + -5

Combine like terms: 20 + -5 = 15
-3y = 15

Divide each side by '-3'.
y = -5

Simplifying
y = -5

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