Asked by me
im supposed to solve by the elimination method
5r-25=33
2r+5s=48
5r-25=33
2r+5s=48
Answers
Answered by
Matty
solve 5r-25=33 first, so move 35 over by adding it so 33+25. meaning now it would be 5r=58.then divide by 5 so r=11.6
Then plug that into the other equation...2r+5s=48 so 2(11.6)+5s=48
23.2+5s=48
subtract 23.2 from both sides.
5s=24.8
divide by 5 on both sides.
s=4.96
final answers: r=11.6
s=4.96
Then plug that into the other equation...2r+5s=48 so 2(11.6)+5s=48
23.2+5s=48
subtract 23.2 from both sides.
5s=24.8
divide by 5 on both sides.
s=4.96
final answers: r=11.6
s=4.96
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