Asap simplify the sum or difference: 4√2-7√ a.) -√6 b.) -3√2 c.) -11√2 d.) 11√2 simplify the sum or difference: 3√7- √63 a.) -2√7 b.) -6√7 c.) -4√3 d.) 0

Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!

14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6

Which one ? is the answer and how to find this answer