Find the value of n.

M

12n = 12

molly is 5 years younger than her sister. The sum of their ages is 37. Define a variable. write an equation and then molly's age.

So Alex is selling a very rare spice that costs $100 per gram. Someone wants to buy $80 worth of the spice. How much spice (in grams) does Alex give him?

Ted weighs twice as much as julie. mike weighs three times as much as julie. together, ted, mike, and julie weigh 210 lbs. what is the weight of each person?

When visiting friends in a state that has no sales tax, two families went to a fast-food restaurant for lunch. The Browns bought 4 cheeseburgers and 3 medium fries for $16.53. The Greens bought 5 cheeseburgers and 4 medium fries for $21.11.

In the following scenario describe the target population, sample frame, sample unit and observation unit. Discuss any possible sources of selection bias or inaccuracy of responses.

The graph of g (x) is obtained by reflecting the graph of f (x) = 4|x| over the x-axis. Which equation describes g (x) ? A) g (x) = |x-4| B) g (x) = |x+4| C) g (x) = -4|x| D) g (x) = |x|-4

Can you simplify a+2/5a^2+6*3/6

What are the solutions of |6x-1| ≤ 23? Write the solutions as either the union or the intersection of two sets.

The O'Malley family is driving cross-country to see their cousins. So far, they have traveled 275 miles. This is 1/5 of the way to their cousins' house. How far do the O'Malleys live from their cousins?

a sun in a distance galaxy has an estimated mass of 1.61244 * 10 ^32 kg and the earth has a mass of 5.972 * 10^24 kg, how many earths would it take to equal the mass of the sun?