2 years ago

A+b+c=28c+b=20c+a=22what are a, b and c?

Mathematics

1 answer:

Kamila [148]2 years ago

8 0

Answer:

A=8

B=6

C=14

Step-by-step explanation:

A+b+c=28

c+b=20

Substitute c+b for 20

A+20=28

A=28-20

A=8

c+a=22

Substitute a with 8

c+8=22

c=22-8

c=14

To get b, we substitute a with 8 and b with 14

A+b+c=28

8+b+14=28

22+b=28

b=28-22

b=6

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