Describe how you could draw a diagram for a problem about finding the total length for 2 strings, 15 inches long and 7 inches long.

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.