3 years ago

HELP PLEASEEEEE THIS WAS DUE 17 DAYS AGO!!!!

Mathematics

2 answers:

Blizzard [7]3 years ago

7 0

Answer:

x= 2, y= 1

Step-by-step explanation:

x= 2y

2x +5y =9

substitute x

2 *2y +5y = 9

4y +5y = 9

9y = 9

y =1

x= 2*y = 2*1= 2

Natalka [10]3 years ago

7 0

Answer:

x= 2

y=1

Step-by-step explanation:

2*2y+5y=9

y=1

x=2*1

x=2

(x,y) = (2,1)

Check:

2=2*1

2*2+5*1=9

2=2

9=9

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