7(5y-4)+2(4y+5)=

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Solution for 7(5y-4)+2(4y+5)= equation:


Simplifying
7(5y + -4) + 2(4y + 5) = 0

Reorder the terms:
7(-4 + 5y) + 2(4y + 5) = 0
(-4 * 7 + 5y * 7) + 2(4y + 5) = 0
(-28 + 35y) + 2(4y + 5) = 0

Reorder the terms:
-28 + 35y + 2(5 + 4y) = 0
-28 + 35y + (5 * 2 + 4y * 2) = 0
-28 + 35y + (10 + 8y) = 0

Reorder the terms:
-28 + 10 + 35y + 8y = 0

Combine like terms: -28 + 10 = -18
-18 + 35y + 8y = 0

Combine like terms: 35y + 8y = 43y
-18 + 43y = 0

Solving
-18 + 43y = 0

Solving for variable 'y'.

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

Add '18' to each side of the equation.
-18 + 18 + 43y = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 43y = 0 + 18
43y = 0 + 18

Combine like terms: 0 + 18 = 18
43y = 18

Divide each side by '43'.
y = 0.4186046512

Simplifying
y = 0.4186046512

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