3=y+84

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Solution for 3=y+84 equation:


Simplifying
3 = y + 84

Reorder the terms:
3 = 84 + y

Solving
3 = 84 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
3 + -1y = 84 + y + -1y

Combine like terms: y + -1y = 0
3 + -1y = 84 + 0
3 + -1y = 84

Add '-3' to each side of the equation.
3 + -3 + -1y = 84 + -3

Combine like terms: 3 + -3 = 0
0 + -1y = 84 + -3
-1y = 84 + -3

Combine like terms: 84 + -3 = 81
-1y = 81

Divide each side by '-1'.
y = -81

Simplifying
y = -81

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