3 years ago

Can someone help PLEASE

Mathematics

1 answer:

Aneli [31]3 years ago

5 0

Yes . When you do the line test you go straight done and it doesn’t have 2 points on the same line .

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Y = 8x + 25, where x is hours.

stepladder [879]

Y-25 = 8x+25-25

-25/8 = 8x/8

x = -25/8 or -3.125

4 0

3 years ago

How long is a rectangular field with a width of 3/5 mile and an area of 21/50 square mile?

Elan Coil [88]

$w=\frac{3}{5}mi\\\\l=?\\\\A_{\fbox{ }}=w\times l;\ A_{\fbox{ }}=\frac{21}{50}mi^2\\\\\frac{3}{5}l=\frac{21}{50}\ \ \ \ \ |multiply\ both\ sides\ by\ \frac{5}{3}\\\\l=\frac{21}{50}\times\frac{5}{3}\\\\l=\frac{7}{10}\\\\Answer:\boxed{\frac{7}{10}mi=0.7mi}$