7y+5-3y=15

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Solution for 7y+5-3y=15 equation:


Simplifying
7y + 5 + -3y = 15

Reorder the terms:
5 + 7y + -3y = 15

Combine like terms: 7y + -3y = 4y
5 + 4y = 15

Solving
5 + 4y = 15

Solving for variable 'y'.

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

Add '-5' to each side of the equation.
5 + -5 + 4y = 15 + -5

Combine like terms: 5 + -5 = 0
0 + 4y = 15 + -5
4y = 15 + -5

Combine like terms: 15 + -5 = 10
4y = 10

Divide each side by '4'.
y = 2.5

Simplifying
y = 2.5

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