Evaluate 2x - y + 4z, if x = 1, y = 2 and z = - 1

Which of the following is a factor of 450 and multiple of 25?

The circumference of the inner circle is 66 ft. The distance between the inner circle and the outer circle is 3 ft. By how many feet is the circumference of outer circle greater than the circumference of the inner circle? Use 22/7 E for pi.

Which graph shows exponential growth?

What is 20/7 as a mixed number in simplest form?

Sonny has $75 to spend. The purchase he wants to make requirs $93. If he borrows the extra money that he needs, how much does he need to borrow?

When slicing a cube perpendicular to its base, parallel to its base, or diagonal to its base, what is the maximum number of sides the cross section shape could have?

How do u write a word problem to match the expression 24 - (6 + 3)

Two boats, A and B, are approaching a port. The distance between the boats is 12 miles. The bearings of the port with respect to boat A and boat B are N 60° W and N 35° E respectively. How far is boat A from the port?

What is blank divided by 4 = 2

A drawer contains one pair of brown socks and one pair of white socks the table shows the possible outcomes