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Finding the y-intercept of?

0 votes
I simply forgot how to do this
5x-5y=30
asked Nov 9, 2013 in ALGEBRA 1 by mathgirl Apprentice

1 Answer

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Given line equation is 5x-5y = 30

Apply subtraction property,subtract 5x from each side.

5x-5y-5x = 30-5x

-5y = 30-5x

Apply division property,divide by negitive 5 to each side.

-5y/-5 = (30-5x)/-5

y = -6+x

y = x+(-6)

Slope y intercept form is y = mx+b

Slope m = 1, y intercept = -6

answered Nov 9, 2013 by william Mentor

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