yeetmaster1000 yeetmaster1000

10-05-2020
Mathematics

contestada

solve for x and y x+y=15 x+2y=23

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

10-05-2020

Answer:

x=7, y= 8

Step-by-step explanation:

x+y=15

x+2y=23

Subtract the first equation from the second equation to eliminate x

x+2y=23

-x-y=-15

--------------------

y = 8

Now we can find x

x+y = 15

x+8 = 15

Subtract 8 from each side

x+8-8=15-8

x = 7

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