4y+15+7y-11=90

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Solution for 4y+15+7y-11=90 equation:


Simplifying
4y + 15 + 7y + -11 = 90

Reorder the terms:
15 + -11 + 4y + 7y = 90

Combine like terms: 15 + -11 = 4
4 + 4y + 7y = 90

Combine like terms: 4y + 7y = 11y
4 + 11y = 90

Solving
4 + 11y = 90

Solving for variable 'y'.

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

Add '-4' to each side of the equation.
4 + -4 + 11y = 90 + -4

Combine like terms: 4 + -4 = 0
0 + 11y = 90 + -4
11y = 90 + -4

Combine like terms: 90 + -4 = 86
11y = 86

Divide each side by '11'.
y = 7.818181818

Simplifying
y = 7.818181818

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