3 years ago

X + y = 21 3y + x = 19 Which value of x is part of a solution to this system of equations?

1 answer:

3 0

We have that
<span>x + y = 21
3y + x = 19

using a graph tool
see the attached figure

the solution is the point (22,-1)

the answer is
the value of x is 22
</span><span>
</span>

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