If-4a-5b-9c-36-and-7a-9b-17c-66-then-a-b-c- Tinku Tara June 14, 2023 None 0 Comments FacebookTweetPin Question Number 53324 by 0955083339 last updated on 20/Jan/19 If4a+5b+9c=36and7a+9b+17c=66,thena+b+c=_____. Answered by Kunal12588 last updated on 21/Jan/19 leta+b+c=k4a+4b+4c+b+5c=36⇒4k+(b+5c)=36(1)7a+7b+7c+2b+10c=66⇒7k+2(b+5c)=66(2)letb+5c=h4k+h=36[multiplyby2]8k+2h=727k+2h=66⇒k=a+b+c=72−66=6 Commented by tanmay.chaudhury50@gmail.com last updated on 21/Jan/19 excellent… Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: 0-1-x-1-x-3-4-dx-Next Next post: x-4-x-1-4-x-5-dx- Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Save my name, email, and website in this browser for the next time I comment.
![let a+b+c=k 4a+4b+4c+b+5c=36 ⇒4k+(b+5c)=36 (1) 7a+7b+7c+2b+10c=66 ⇒7k+2(b+5c)=66 (2) let b+5c=h 4k+h=36 [multiply by 2] 8k+2h=72 7k+2h=66 ⇒k=a+b+c=72−66=6](https://www.tinkutara.com/question/Q53327.png)
