Question

if a/b=3/4 and 8a+5b=22 then,find a​

Answer 1

Answer:

given,

☞ a/b = 3/4

☞ 8a + 5b = 22

☞ therefore, a = 3/4b

☞ therefore, 8a + 5b = 8(3/4b) + 5b

☞ 8(3/4b) + 5b = 22

☞ therefore, 6b + 5b = 22

☞ 11b = 22

☞ b = 22/11

☞ b = 2

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