Correct option is C)
On putting x=2y+5 in second equation, we get
y=(4y+7)(2y+14)
⇒8y 2 +70y+98=y
⇒8y 2+69y+98=0
Discriminant D=69 2−4(8)(98)=1625>0
Hence, the equation has 2 real roots.
Therefore, there are 2 ordered pair.
Option C is correct.
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1+3^2 = 1+9 = 10
10/5 = 2
2-6+2 = -4+2
answer is -2
Answer:
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Step-by-step explanation:
x=-21/47
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