First is brainliest please anwer Asap

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c