sallyyyy78ee sallyyyy78ee
  • 10-05-2020
  • Mathematics
contestada

I NEED HELP DESPERATELY

I NEED HELP DESPERATELY class=

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elliottou
elliottou elliottou
  • 10-05-2020

Answer:

Yvette cleared 10 large driveways

Step-by-step explanation:

small driveway = x

big driveway = y

x+y = 25

15x + 25y = 475

y = 25-x

15x + 25(25-x) = 475

-10x + 625 = 475

10x = 150

x= 15

15 + y = 25

y =10

10 large driveways, 1 5 small driveways

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