Question: Consider the system of equations below: x + y - z = 6
2x – 3y + 2z = -19
– x+4y - z = 17
Which number is not the value of any variable in the solution of
the system?

a.)-1
b.)2
c.)3
d.)4

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

What is the average diastolic blood pressure for adults