Which of the following statements about a variable are true?

A variable cannot be subtracted.

A variable is represented by a letter.

A variable represents a quantity.

A variable cannot be multiplied.

Each team at a science competition has 6 players. How many teams are there if 42 players are at the competition? explain the strategy you used

Rivka and Sara are sisters and contestants on a survival reality tv show. They must each build a raft that will ultimately carry them off the island. Rivka can build her raft in 5 days. Sara can build her raft in 6 days.

How to write 11,760,825 in expanded form

Sorry I only have a few more its a 15 question test 1,368.5 * 10.8

What does it mean for a equation to express Y in terms of x

If x=11 units and h=7 units, then what is the area of the triangle shown above

What is when 12+21 to the 8th power

Eight times the sum of a number and six

What is the period of y=sin (3x)

Factor completely. Special Cases. 4n2 + 28n + 49