Solve, using the substitution method.

m + n = 5

m – n = 3

there is no solution.

the solution is (2, –1)

the solution is (4, 1)

there are an infinite number of solutions.

answer 4,1

Asquare parking lot has 6,400 square meters what is the length in meters

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?