# what is the error show work

Oct 13th, 2014
FratBro23
Category:
Algebra
Price: \$5 USD

Question description

solve using elimination method

4x + 5y=-8(1)

7x+9y=11(2)

solution multiply (1) by 7  28x+35y

(2) by -4  -28 -36=11

-28-36y =11

-y=-45

y=45

now subsitute 45 intoequation (1)

4x+5(45)=-8

4x=225=-8

4x=217

solution  (217/4,45)

(Top Tutor) Daniel C.
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School: UIUC

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