Solve for the variable! 4 questions! Need to turn it in soon so ASAP!
1 answer:
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Answer:
B) (5,-2)
Step-by-step explanation:
we have the equations:
We multiply the first equation by 3:
i will call this equation 1.
and we multiply the second equation by 2:
i will call this equation 2.
Now we subtract equation 2 from equation 1:
this is:
which gives:
and now that we know that we substitute this value in any of the original equations to find
using
we have:
so
the answer is which is option B.