7-5(5-y)=10(y-4)

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Solution for 7-5(5-y)=10(y-4) equation:


Simplifying
7 + -5(5 + -1y) = 10(y + -4)
7 + (5 * -5 + -1y * -5) = 10(y + -4)
7 + (-25 + 5y) = 10(y + -4)

Combine like terms: 7 + -25 = -18
-18 + 5y = 10(y + -4)

Reorder the terms:
-18 + 5y = 10(-4 + y)
-18 + 5y = (-4 * 10 + y * 10)
-18 + 5y = (-40 + 10y)

Solving
-18 + 5y = -40 + 10y

Solving for variable 'y'.

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

Add '-10y' to each side of the equation.
-18 + 5y + -10y = -40 + 10y + -10y

Combine like terms: 5y + -10y = -5y
-18 + -5y = -40 + 10y + -10y

Combine like terms: 10y + -10y = 0
-18 + -5y = -40 + 0
-18 + -5y = -40

Add '18' to each side of the equation.
-18 + 18 + -5y = -40 + 18

Combine like terms: -18 + 18 = 0
0 + -5y = -40 + 18
-5y = -40 + 18

Combine like terms: -40 + 18 = -22
-5y = -22

Divide each side by '-5'.
y = 4.4

Simplifying
y = 4.4

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