Question

To solve the system of equations below, Becca isolated in the first

equation and then substituted it into the second equation. What was the
resulting equation?
x + y - 9
x2
1
25 36
O A.
25
36
O B.
9- у - у
1
25
36
O c.
X?
-Y? -9.1
25 36
O D.
25
36

Answer 1

Option (B)

Explanation:

Given system of equations is,

x² + y² = 9 ------(1)

`(x^2)/(25)-(y^2)/(36)=1` -------(2)

From equation (1),

x² = 9 - y²

Substituting these values in equation (2),

`(9-y^2)/(25)-(y^2)/(36)=1`

Therefore, Option (B) will be the correct option.