document.write( "Question 31750: Question:
\n" ); document.write( "Solve the system:
\n" ); document.write( "x^2+y^2=64
\n" ); document.write( "x+y=8\r
\n" ); document.write( "\n" ); document.write( "(A) {[0,0), (8,-8)}\r
\n" ); document.write( "\n" ); document.write( "(B) {(0,8), (8,0)}\r
\n" ); document.write( "\n" ); document.write( "(C) {(8,-8), (-8,-8)}\r
\n" ); document.write( "\n" ); document.write( "(D) {(0,-8), (-8,0)}\r
\n" ); document.write( "\n" ); document.write( "Thank you very much!
\n" ); document.write( "

Algebra.Com's Answer #18361 by venugopalramana(3286)\"\" \"About 
You can put this solution on YOUR website!
x^2+y^2=64..................I
\n" ); document.write( "x+y=8 ....Y=8-X
\n" ); document.write( "SUBSTITUTING IN EQN.I
\n" ); document.write( "X^2+(8-X)^2=64
\n" ); document.write( "X^2+64+X^2-16X=64
\n" ); document.write( "2X^2-16X=0
\n" ); document.write( "2X(X-8)=0
\n" ); document.write( "X=0 OR 8
\n" ); document.write( "SO Y=8 OR 0
\n" ); document.write( "B IS THE ANSWER
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