Question

(5a + 2b): (7a + 3b) =9:13. find the value of a:b : s tep by step

Answer 1

Answer:

5a+2b=9.......(1)

7a+3b=13.....(2)

Step-by-step explanation:

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Answer 2

5a+2b÷7a+3b=9÷13 cross❌ multipletion

13(5a+2b)=9(7a+3b)

65a+26b =63a+27b exchange a and b

65a-63a=27b-26b

2a=1b २ हा १ च्या खाली आणि b हा a च्या खाली

a upon b = 1 upon 2

your answer is a:b =1:2