Is (3,2) a solution of this system of equation explain 2x+y=8 -x+3y=4

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

What is the area of the triangle 10 13 12

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.