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saul85 [17]
3 years ago
8

What is the solution to the systemC= ?D= ?​

Mathematics
1 answer:
AnnZ [28]3 years ago
7 0

Answer:

c=29/20

d=13/5

Step-by-step explanation:

4c+2d=11   A

7d=82-44c  7d+44c=82     B

The first equation multiply by 11

and we get 44c+22d=121   C

C-B=44c+22d-7d-44c=39

15d=39

d=39/15=13/5

so c= 29/20

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