Answer:

Step-by-step explanation:
The standard form of a quadratic is
. You need to subtract the x^2 from the right to set the quadratic equal to 0. Then a,b, and c are equal to the values of the coefficients in front of the terms.
If this helped, a brainliest would be greatly appreciated!
Answer:
17,19,21
Step-by-step explanation:
let the first odd number be "x"
formular : (x)+(x+2)+(x+4).
3x+6=57
3x=57-6
3x=51
x=51/3
x=17
apply the formular.
17,(17+2),(17+4)
17,19,21.
Answer:
That would be 1.5
Step-by-step explanation:
Here it is.
Answer:
X=-1, y=4
Step-by-step explanation:

by using eliminating property

by substitution
X=-1