6. Which expression has the same value as

-9 + (-4) ?

a. - 9 - (-4)

b. - 4 - (-9)

c. 9-4

d. - 9 + 4

Find n solve. 5n+3+4n=30

Mindy and Troy combined ate 99 pieces of the wedding cake. Mindy ate 3 pieces of cake and Troy had 1/4 of the total cake.

What integer represents 380 meters in depth

Solve the equation. 8n - 15 = 41

The square of the quantity 17 less than x

Is 27 divisble by 2 3 4 5 6 9 or 10

What is the variance with the data 8 2 4 3 5

Mr. jacobs wanted to purchase a pair of pants. he only had 25.00. When he arrived at the store he saw a sale sign that read 1/4 off at of 40.00. Does Mr. jacobs have enough money to purchase the pants? show your work.

How many cubic blocks of side length 1/7 inch would it take to fill a cube with a side length of 3/7 inch?

Write a world problem that can be solved by drawing an array. then draw the array and solve the problem