9y-4(y+4)=40

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Solution for 9y-4(y+4)=40 equation:


Simplifying
9y + -4(y + 4) = 40

Reorder the terms:
9y + -4(4 + y) = 40
9y + (4 * -4 + y * -4) = 40
9y + (-16 + -4y) = 40

Reorder the terms:
-16 + 9y + -4y = 40

Combine like terms: 9y + -4y = 5y
-16 + 5y = 40

Solving
-16 + 5y = 40

Solving for variable 'y'.

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

Add '16' to each side of the equation.
-16 + 16 + 5y = 40 + 16

Combine like terms: -16 + 16 = 0
0 + 5y = 40 + 16
5y = 40 + 16

Combine like terms: 40 + 16 = 56
5y = 56

Divide each side by '5'.
y = 11.2

Simplifying
y = 11.2

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