15y+20(5+y)=415

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Solution for 15y+20(5+y)=415 equation:


Simplifying
15y + 20(5 + y) = 415
15y + (5 * 20 + y * 20) = 415
15y + (100 + 20y) = 415

Reorder the terms:
100 + 15y + 20y = 415

Combine like terms: 15y + 20y = 35y
100 + 35y = 415

Solving
100 + 35y = 415

Solving for variable 'y'.

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

Add '-100' to each side of the equation.
100 + -100 + 35y = 415 + -100

Combine like terms: 100 + -100 = 0
0 + 35y = 415 + -100
35y = 415 + -100

Combine like terms: 415 + -100 = 315
35y = 315

Divide each side by '35'.
y = 9

Simplifying
y = 9

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