Question

If a=2b , 3b=4c , 5c=6a-7 , what is the value of C?​

Answer 1

Answer:

7/11

Step-by-step explanation:

5c = 6a-7 ⇒ a= 5c/6 +7/6

a = 2b ⇒ 5c/6 +7/6 = 2b ⇒ b = 5c/12 +7/12

3b = 4c

3*(5c/12 +7/12) = 4c

5c/4 + 7/4 = 4c

4c - 5c/4 = 7/4

(16c-5c)/4 = 7/4

11c=7

c=7/11

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