Solve using matrices.

x + y + z = 6

x + y - z = 0

3x + 2y + z = 10

What property or properties prove (2x) (3y) (4z) = 24xyz

Choose an appropriate metric unit for the length of a pencil

1. There were 88 birds in the tree and then b of the birds flew away. Write an expression that shows how many birds are in the tree now. 2. Brice had $73 and then he earned d more dollars. Write an expression that shows how much money he has now. 3.

Victoria has a two pound package of flower she uses 2/5 of the flour to make a pizza. She then used 3/10 of the remaining flour to make bread. find the weight of the package of flower that she has left

In order for Brady to earn a B in his biology course, his test scores must average at least 80%. On the first 5 tests, he has an average of 77%. There is one test remaining in the course.

Solve the formula for the variable h. V = Bh/3 a. h = 3v/3 b. h = V / 3B c. h = 3V + B d. h = 3V - B

Convert 3/4 into a quotient and percentage

Simplify the expression 3 (-3y+2x) combine like terms a+3a-b+4b+c

If a figure has 5 sides 5 vertices and no equal sides what is it? it is a polygon BTW

If I rent a boat for $25 per hour and a charge additionally $12 for fuel is the number of hours I rent the boat proportional to the total cost