Zulla10
Zulla10 Zulla10
  • 13-11-2020
  • Mathematics
contestada

solve his problem for X and Y​

solve his problem for X and Y class=

Respuesta :

tom1001cr
tom1001cr tom1001cr
  • 13-11-2020

Answer:

y = 5, 3; x = 171, 155

Step-by-step explanation:

8y - 15 = y^2

y^2-8y+15=0

y^2-3y-5y+15=0

y(y-3)-5(y-3)=0

(y-5)(y-3)=0

y can be 5 or 3.

x = 180 - (8y - 15)

x = 180 - (8(3)-15)

x = 180 - 9

x = 171

OR

x = 180 - (8(5) - 15)

x = 180 - 25

x = 155

Answer Link

Otras preguntas

why are most fossils of cnidarians coral fossils?
If a rocket travels 5600. km in 3.00 hours, what's it's speed?
What is the adverb and what does it modifies in the sentence: Oklahoma is not the Chrokee' original home.
Jordan is doing a science fair project on the effect of music on the growth of tomatoes. He has two tomatoe plants,plant A and plant B, that he grows in a windo
In a pile of coins there are 7 more quarters than nickels. If there is a total of$2.65 in coins, how many quarters are there?
what does a spring scale measure
is a half bigger then a third ?
what is 8.475 rounded to the nearest tenth
List all of the odd numbers less than 20 in numerical order?
Stephan's family had a reunion last weekend if there were 24 members and 8 apple pies cut into 6 slices what fraction of apple pie did each family member get