X-7

Which value is equivalent to 7-x?

-7

-1

1

07

April surfed for 1/3 of the 6 hours she was at the beach. she spent the rest of the time building a sand castle. how many hours did she spend building the castle.

The sum of the first n terms of an arithmetic progression is 252. if the first term is - 16 and the last term is 72, find the number of terms and the common difference of the A. P

A machine makes 150 boxes in 15 minutes what is the rate

Batteries are packed at 12 packages to a box. a box of batteries costs $51.00. how much do 7 packages costs

0.249 in expanded form

Your class is going on a field trip. Twenty-four students have turned in their permission slips so far. This is 80% of the students in class. How many students are in the class?

There are23tablesinthelibray. each table has 4chairs. Third graders fill the chairs at 3 tables. fourth graders fill the chairs at 6tables.

Jeremiah flies an airplane for 2.7 hours at an average speed of 304.6 miles per hour. How far did Jeremiah fly?

A triangle with sides 3, 5, and 9 is a right triangle. A triangle with sides 2 ft, 1.5 ft, and 2.5 ft. is a right triangle. If a right triangle has legs with length 12 and 5, find the hypotenuse.

Of the people who have taken their seats at a seminar, 2 have red hair, 5 have brown hair, 3 have grey hair, and 4 have black hair. What is the experimental probability that the next person to take a seat has red hair?