7=2+5y-8

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Solution for 7=2+5y-8 equation:


Simplifying
7 = 2 + 5y + -8

Reorder the terms:
7 = 2 + -8 + 5y

Combine like terms: 2 + -8 = -6
7 = -6 + 5y

Solving
7 = -6 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
7 + -5y = -6 + 5y + -5y

Combine like terms: 5y + -5y = 0
7 + -5y = -6 + 0
7 + -5y = -6

Add '-7' to each side of the equation.
7 + -7 + -5y = -6 + -7

Combine like terms: 7 + -7 = 0
0 + -5y = -6 + -7
-5y = -6 + -7

Combine like terms: -6 + -7 = -13
-5y = -13

Divide each side by '-5'.
y = 2.6

Simplifying
y = 2.6

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