3[5+5]-y=2y+15

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Solution for 3[5+5]-y=2y+15 equation:


Simplifying
3[5 + 5] + -1y = 2y + 15

Combine like terms: 5 + 5 = 10
3[10] + -1y = 2y + 15

Multiply 3 * 10
30 + -1y = 2y + 15

Reorder the terms:
30 + -1y = 15 + 2y

Solving
30 + -1y = 15 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
30 + -1y + -2y = 15 + 2y + -2y

Combine like terms: -1y + -2y = -3y
30 + -3y = 15 + 2y + -2y

Combine like terms: 2y + -2y = 0
30 + -3y = 15 + 0
30 + -3y = 15

Add '-30' to each side of the equation.
30 + -30 + -3y = 15 + -30

Combine like terms: 30 + -30 = 0
0 + -3y = 15 + -30
-3y = 15 + -30

Combine like terms: 15 + -30 = -15
-3y = -15

Divide each side by '-3'.
y = 5

Simplifying
y = 5

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