A 200-kg boulder has 39,200 joules of potential energy, what height is the boulder?

Which of the following are possible ways to eliminate a variable by multiplying first? -x + 4y = 5 9x - 3y = 21 A. Multiply the first equation by 3 and the second equation by 4. B. Multiply the first equation by 4 and the second equation by 3. C.

What is 15m+12n+5m-3n

the rental fee for a conference room is $35 for the forst hour and %7 for each additional hour. hillary has a budget of $65 for renting the conference room. for how many hours can hillary rent the conference room?

What is the radius of the circle where the circumference equals the area?

A family uses 5 gallon of milk every four weeks. at that rate how many gallons of milk will they need to purchase in three months (12 weeks) ?

True or false? If a parallelogram is inscribed in a circle, it must be a square

April is arranging place cards for a wedding reception on a table. The bride's family has 154 cards and the groom's family has 140 cards. She wants the arrangements for the two families to have the same number of cards in each row.

You roll number cube numbered one to six 12 times. p (5) = 2/3. what type of probability is illustrated and why

a student council is selling t shirts at local fair. they sold 22 adults t shirtd at 5$ each and 34 studentbt shirt at 3$ each. how much money did the student council earn

How do I solve this Problem? 10b+9-3b=2