Subscribe to our Youtube Channel - https://you.tube/teachoo
Last updated at Dec. 21, 2018 by Teachoo
Transcript
Ex 9.1, 4 (a) Subtract 4a – 7ab + 3b + 12 from 12a – 9ab + 5b – 3 We have to subtract 1st expression from the 2nd expression. So, we write 2nd expression first. Putting like terms below like terms
About the Author