2x - 4y = 10 2y+6=x

What is the best method to solve this system?

Equal values
Substitution
Elimination

What is the solution to the system?

someone please help asap

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!

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same

Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?