8y-30+4y-15=180

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Solution for 8y-30+4y-15=180 equation:


Simplifying
8y + -30 + 4y + -15 = 180

Reorder the terms:
-30 + -15 + 8y + 4y = 180

Combine like terms: -30 + -15 = -45
-45 + 8y + 4y = 180

Combine like terms: 8y + 4y = 12y
-45 + 12y = 180

Solving
-45 + 12y = 180

Solving for variable 'y'.

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

Add '45' to each side of the equation.
-45 + 45 + 12y = 180 + 45

Combine like terms: -45 + 45 = 0
0 + 12y = 180 + 45
12y = 180 + 45

Combine like terms: 180 + 45 = 225
12y = 225

Divide each side by '12'.
y = 18.75

Simplifying
y = 18.75

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