What are the solutions of x^2+6x-6=10

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

The sum of two numbers is 86, and their difference is 20. find the two numbers

What sums are equal to 6/12? choose all answers that are correct a.6/12+6/12+6/12+6/12+6/12+6/12 b.2/12+1/12+1/12+2/12 c.5/12+1/12 d.1/12+1/12+1/12+3/12 plz : )