Question

Solve the following system of equations: y + 5 = x
y= x2 – 3x – 5

Answer 1

X=0,y=-5

x=4,y=-1

Explanation:

Replace all occurrences of y with x^2-3x-5

(x^2-3x-5)+5=x

x^2-3x=x

X^2-4x=0

so :x=0,4

enter the value of x in the equation then find y

y=-5,-1