A + c = 405 12a + 5c = $3,590

asked Mar 28, 2023 110k views

4 votes

A + c = 405
12a + 5c = $3,590

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7 votes

Answer:

a=223.57

c=181.43

Explanation:

a=405-c

substitute for a in the equation :

12a+5c=3590

12(405-c)+5c=3590

4860-12c+5c=3590

-7c=3590-4860

-7c=-1270

c=1270/7=181.43

a=405-1270/7

a=1565/7=223.57

Noeline answered Apr 1, 2023

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