7(8y+5)-31(8y+5)-20=0

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Solution for 7(8y+5)-31(8y+5)-20=0 equation:


Simplifying
7(8y + 5) + -31(8y + 5) + -20 = 0

Reorder the terms:
7(5 + 8y) + -31(8y + 5) + -20 = 0
(5 * 7 + 8y * 7) + -31(8y + 5) + -20 = 0
(35 + 56y) + -31(8y + 5) + -20 = 0

Reorder the terms:
35 + 56y + -31(5 + 8y) + -20 = 0
35 + 56y + (5 * -31 + 8y * -31) + -20 = 0
35 + 56y + (-155 + -248y) + -20 = 0

Reorder the terms:
35 + -155 + -20 + 56y + -248y = 0

Combine like terms: 35 + -155 = -120
-120 + -20 + 56y + -248y = 0

Combine like terms: -120 + -20 = -140
-140 + 56y + -248y = 0

Combine like terms: 56y + -248y = -192y
-140 + -192y = 0

Solving
-140 + -192y = 0

Solving for variable 'y'.

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

Add '140' to each side of the equation.
-140 + 140 + -192y = 0 + 140

Combine like terms: -140 + 140 = 0
0 + -192y = 0 + 140
-192y = 0 + 140

Combine like terms: 0 + 140 = 140
-192y = 140

Divide each side by '-192'.
y = -0.7291666667

Simplifying
y = -0.7291666667

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