Y-(12+9)=47

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Solution for Y-(12+9)=47 equation:


Simplifying
Y + -1(12 + 9) = 47

Combine like terms: 12 + 9 = 21
Y + -1(21) = 47

Multiply -1 * 21
Y + -21 = 47

Reorder the terms:
-21 + Y = 47

Solving
-21 + Y = 47

Solving for variable 'Y'.

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

Add '21' to each side of the equation.
-21 + 21 + Y = 47 + 21

Combine like terms: -21 + 21 = 0
0 + Y = 47 + 21
Y = 47 + 21

Combine like terms: 47 + 21 = 68
Y = 68

Simplifying
Y = 68

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