47-7=Y

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Solution for 47-7=Y equation:


Simplifying
47 + -7 = Y

Combine like terms: 47 + -7 = 40
40 = Y

Solving
40 = 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.
40 + -1Y = Y + -1Y

Combine like terms: Y + -1Y = 0
40 + -1Y = 0

Add '-40' to each side of the equation.
40 + -40 + -1Y = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -1Y = 0 + -40
-1Y = 0 + -40

Combine like terms: 0 + -40 = -40
-1Y = -40

Divide each side by '-1'.
Y = 40

Simplifying
Y = 40

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