8) Solve the following system by the substitution method. Check the solution (s).

6x + 7y = 3

x + y = 1

How do I graph standard form

On Professor Hardtack's last cost accounting exam, the mean score was 71, the median was 77, and the mode was 81. (a) Check the appropriate choice of the distribution, based on the statistics given. a.

What's the complete factorization of 10a^2 - 40a + 30? A) 10 (a - 4) (a - 1) B) 10 (a - 1) (a - 3) C) 10 (a + 1) (a + 3) D) 10 (a - 1) (a + 3)

Each of the teams in a mixed volleyball league consists of 5 men and 5 women. There are 9 men and 10 women, including Julia, who are trying out for a team. How many possible teams would include Julia? 15,876 31,752 45,722,880 457,228,800

A box contains 87 coins, only Dimes and nickels. The amount of money I the box is $5.45. How many dimes and how many nickels are in the box?

Fire trucks have a ladder that extends to 130 ft. The ladder company wants to make a truck with a ladder that is 15% taller. How tall will the new ladder be?

Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability that the second marble is blue when given that the first marble is red.

Find f (6) if f (x) = -3x+5

How mant community service hours are students required to work

Find x: 2x-4 = 5x + 6 - (-10) 2