47-9y=7-4y

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Solution for 47-9y=7-4y equation:


Simplifying
47 + -9y = 7 + -4y

Solving
47 + -9y = 7 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
47 + -9y + 4y = 7 + -4y + 4y

Combine like terms: -9y + 4y = -5y
47 + -5y = 7 + -4y + 4y

Combine like terms: -4y + 4y = 0
47 + -5y = 7 + 0
47 + -5y = 7

Add '-47' to each side of the equation.
47 + -47 + -5y = 7 + -47

Combine like terms: 47 + -47 = 0
0 + -5y = 7 + -47
-5y = 7 + -47

Combine like terms: 7 + -47 = -40
-5y = -40

Divide each side by '-5'.
y = 8

Simplifying
y = 8

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