2. Simplify. 7 + 8a - 2 + 9a

Different ways to count $580 to $994

5 biscuits cost 40p altogether how much do 3 biscuits cost

An object that weigh 1 pound on earth weigh only 0.17 pound on the moon zacks dog weighs 17 1/2 pounds on earth. how much more does his dog weigh on the earth than the moon

At the movie theatre, child admission is $6.20 and adult admission is $9.80. On Monday, twice as many adult tickets as child tickets were sold, for a total sales of $593.40. How many child tickets were sold that day?

How do you turn 0.19 and 0.119 into fractions

George has two different savings accounts. Savings Account A currently has $140 after one year. It earned 12% interest during that year. Savings Account B currently has $160 after one year. It earned 20% interest during that year.

What is equivalent to - 4 + (4+5)

Carrie started at the southeast corner of Franklin Park, walked north 240 yards, turned and walked west 80 yards, and then turned and walked diagonally back to where she started. What is the area of the triangle enclosed by path she walked?

What is the maximum of f (x) = sin (x) ? Negative 2 pi -1 1 2 pi

Vermont produces about 430000 gallons of maple syrup each year how many 2 quart containers of Maple Syrup can be made from 430000 gallons of syrupy