What is the GCF of the expression 21xy + 7xz - 11xyz?

A. xy

B. 7x

C. x

D. 7y

8.45lb; 2 significant digits

If the measures of two angles of a triangle are 99° and 24° , what is the measure of the third angle?

Evaluate. 9 ∙ 2 - 6 (3 - 5) 2

Find the first five terms of the sequence defined by each of these recurrence relations and initial conditions. a. an = 6an-1, a0 = 2 b. an = a2 n-1, a1 = 2 c. an = an-1 + 3an-2, a0 = 1, a1 = 2 d. an = nan-1 + n2an-2, a0 = 1, a1 = 1 e.

You work 3 hours every 2 days. How many hours do you work in 6 days?

Length of a rectangular prism is increased by factor of 1.5. The width is doubled and height is tripled.

Solve for x. 4x^2 - 40x + 94 = 0

Han's score increased by 19 is 65

Translate the verbal statement into an exspression

If $1.00 CAD equals 1.13 Australian Dollars, what is the ratio of CAD dollars to Australian Dollars?