-4(5-4y)=9y+50

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Solution for -4(5-4y)=9y+50 equation:


Simplifying
-4(5 + -4y) = 9y + 50
(5 * -4 + -4y * -4) = 9y + 50
(-20 + 16y) = 9y + 50

Reorder the terms:
-20 + 16y = 50 + 9y

Solving
-20 + 16y = 50 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-20 + 16y + -9y = 50 + 9y + -9y

Combine like terms: 16y + -9y = 7y
-20 + 7y = 50 + 9y + -9y

Combine like terms: 9y + -9y = 0
-20 + 7y = 50 + 0
-20 + 7y = 50

Add '20' to each side of the equation.
-20 + 20 + 7y = 50 + 20

Combine like terms: -20 + 20 = 0
0 + 7y = 50 + 20
7y = 50 + 20

Combine like terms: 50 + 20 = 70
7y = 70

Divide each side by '7'.
y = 10

Simplifying
y = 10

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