4 years ago

X-y=11 2x+y=19 elimantion

Mathematics

2 answers:

Arte-miy333 [17]4 years ago

8 0

Answer:X=20/3 y=17/3

Rainbow [258]4 years ago

5 0

Answer:

x=20/3 y=17/3

Step-by-step explanation:

1. x-y=1

2. 2x+y=19

The first equation can be rewritten as 2x-2y=2

We can then subtract the second equation from this:

2x-2y=2

2x+y=19

-3y=-17

y=17/3

Plug this into to solve for x:

x-17/3=1

x=17/3+1

x=20/3

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