Y = - x + 4

x + 2y = - 8

How many solutions does this linear system have?

What is 4 2/7 * 2 1/5 A. 9 3/7 B. 9 1/7 C. 8 1/7 D. 8 2/35

What is 7.8 as a fraction?

In a simple regression, the correlation coefficient r is the square root of r2. a. True b. False

If x=36degrees , find the measure of the angle in which ? degrees appears.

Suppose a is a positive number and b is a negative num- ber (so neither is zero). State whether the following are positive or negative. a) ab b) - ab c) - a2b2 d) (ab) 2 e) - a:b f) - |a-b| g) bn if n is even h) bn if n is odd

What is S5 for 1000 + 500 + 250 + ... ?

The zeros of p (x) are - 3 and 4 a) what are the factors b) multiply and write the polynomial p (x) in standard form

What are the surface area and volume ratios of a cylinder change if the radius and height are multiplied by 5/4?

Express 12=4^x as a logarithmic equation

The number 4 is the smallest positive integer that has exactly three factors:1, 2, and 4. If k is the next highest integer that also only has 3 factors what is the sum of the three factors of k?