Question

Solve the system. x + y = 8 2x2 – y = –5 Add the equations

Answer 1

Answer: Solve the system. x + y = 8 2x2 – y = –5 Add the equations, then choose the result. 3x2 = –13 3x2 = 3 2x2… Get the answers you need, now!

2 answers

 

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Top answer:  

2x^2 - y = -5 x + y = 8----------------add2x^2 + x = 3 <==** 2x^2 and x cannot be add

Step-by-step explanation: HAVE A GREAT DAY

Answer 2

Answer:

X+Y = 8

2X-Y =-5

(X+2X+Y-Y)=8-5

3X=3

X=1

Y:

1+Y=8

Y=8-1

Y=7