Fill in the blanks a)2×10^3=
b) the sum of 2 angles forming a linear pair is
c) An obtuse angled triangle has altitudes ​

Solve the system of equations. y= 2x y= x^2 - 15

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?