15+4(9+3y)-10=100

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Solution for 15+4(9+3y)-10=100 equation: 


Simplifying
15 + 4(9 + 3y) + -10 = 100
15 + (9 * 4 + 3y * 4) + -10 = 100
15 + (36 + 12y) + -10 = 100

Reorder the terms:
15 + 36 + -10 + 12y = 100

Combine like terms: 15 + 36 = 51
51 + -10 + 12y = 100

Combine like terms: 51 + -10 = 41
41 + 12y = 100

Solving
41 + 12y = 100

Solving for variable 'y'.

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

Add '-41' to each side of the equation.
41 + -41 + 12y = 100 + -41

Combine like terms: 41 + -41 = 0
0 + 12y = 100 + -41
12y = 100 + -41

Combine like terms: 100 + -41 = 59
12y = 59

Divide each side by '12'.
y = 4.916666667

Simplifying
y = 4.916666667

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