20(y-5)=4(y+4)-12

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Solution for 20(y-5)=4(y+4)-12 equation:


Simplifying
20(y + -5) = 4(y + 4) + -12

Reorder the terms:
20(-5 + y) = 4(y + 4) + -12
(-5 * 20 + y * 20) = 4(y + 4) + -12
(-100 + 20y) = 4(y + 4) + -12

Reorder the terms:
-100 + 20y = 4(4 + y) + -12
-100 + 20y = (4 * 4 + y * 4) + -12
-100 + 20y = (16 + 4y) + -12

Reorder the terms:
-100 + 20y = 16 + -12 + 4y

Combine like terms: 16 + -12 = 4
-100 + 20y = 4 + 4y

Solving
-100 + 20y = 4 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
-100 + 20y + -4y = 4 + 4y + -4y

Combine like terms: 20y + -4y = 16y
-100 + 16y = 4 + 4y + -4y

Combine like terms: 4y + -4y = 0
-100 + 16y = 4 + 0
-100 + 16y = 4

Add '100' to each side of the equation.
-100 + 100 + 16y = 4 + 100

Combine like terms: -100 + 100 = 0
0 + 16y = 4 + 100
16y = 4 + 100

Combine like terms: 4 + 100 = 104
16y = 104

Divide each side by '16'.
y = 6.5

Simplifying
y = 6.5

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