55-4(y-5)=20

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Solution for 55-4(y-5)=20 equation:


Simplifying
55 + -4(y + -5) = 20

Reorder the terms:
55 + -4(-5 + y) = 20
55 + (-5 * -4 + y * -4) = 20
55 + (20 + -4y) = 20

Combine like terms: 55 + 20 = 75
75 + -4y = 20

Solving
75 + -4y = 20

Solving for variable 'y'.

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

Add '-75' to each side of the equation.
75 + -75 + -4y = 20 + -75

Combine like terms: 75 + -75 = 0
0 + -4y = 20 + -75
-4y = 20 + -75

Combine like terms: 20 + -75 = -55
-4y = -55

Divide each side by '-4'.
y = 13.75

Simplifying
y = 13.75

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