-5(4y-9)+4(2y+9)=

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Solution for -5(4y-9)+4(2y+9)= equation:


Simplifying
-5(4y + -9) + 4(2y + 9) = 0

Reorder the terms:
-5(-9 + 4y) + 4(2y + 9) = 0
(-9 * -5 + 4y * -5) + 4(2y + 9) = 0
(45 + -20y) + 4(2y + 9) = 0

Reorder the terms:
45 + -20y + 4(9 + 2y) = 0
45 + -20y + (9 * 4 + 2y * 4) = 0
45 + -20y + (36 + 8y) = 0

Reorder the terms:
45 + 36 + -20y + 8y = 0

Combine like terms: 45 + 36 = 81
81 + -20y + 8y = 0

Combine like terms: -20y + 8y = -12y
81 + -12y = 0

Solving
81 + -12y = 0

Solving for variable 'y'.

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

Add '-81' to each side of the equation.
81 + -81 + -12y = 0 + -81

Combine like terms: 81 + -81 = 0
0 + -12y = 0 + -81
-12y = 0 + -81

Combine like terms: 0 + -81 = -81
-12y = -81

Divide each side by '-12'.
y = 6.75

Simplifying
y = 6.75

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