Y=x^2+3x-4 y=3x+5 what does x and y equal

Mathematics

1 answer:

Rom4ik [11]2 years ago

4 0

Answer:

y = x^2+3x-4 y=3x+5

(3, 14)

Step-by-step explanation:

hope this helps and have a nice day!! :)

And also you should try to use Desmos calculator it really helps with these problem/ equations!! you just have to put y = x^2+3x-4 then press enter and on the second one you put y=3x+5 and then it shows you a graph and plus the answer!! :))

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1 in 4 families now owes money on a

Alecsey [184]

"a rise of a quarter from last year" means the percentage went up by 25%

x = old value

x + 25% of x = x + 0.25x = 1.25x = new value = 0.25 since "1 in 4" means 1/4 = 0.25

So,

1.25x = 0.25

x = 0.25/1.25

x = 0.2

x = 2/10

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Answer: The fraction of families that owed money is 1/5, or 1 in 5.

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