13(8y-12)+15(5+y)=1109

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Solution for 13(8y-12)+15(5+y)=1109 equation:


Simplifying
13(8y + -12) + 15(5 + y) = 1109

Reorder the terms:
13(-12 + 8y) + 15(5 + y) = 1109
(-12 * 13 + 8y * 13) + 15(5 + y) = 1109
(-156 + 104y) + 15(5 + y) = 1109
-156 + 104y + (5 * 15 + y * 15) = 1109
-156 + 104y + (75 + 15y) = 1109

Reorder the terms:
-156 + 75 + 104y + 15y = 1109

Combine like terms: -156 + 75 = -81
-81 + 104y + 15y = 1109

Combine like terms: 104y + 15y = 119y
-81 + 119y = 1109

Solving
-81 + 119y = 1109

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 + 119y = 1109 + 81

Combine like terms: -81 + 81 = 0
0 + 119y = 1109 + 81
119y = 1109 + 81

Combine like terms: 1109 + 81 = 1190
119y = 1190

Divide each side by '119'.
y = 10

Simplifying
y = 10

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