Circle all of the equations that have a solution of x = 5.
a. -6x + 5 = 23
b. 7(x + 2) = 49
c. 18 = -2(-x - 4)
d. 25 = -5(x + 10)

What situation is an example of an observational study

Which of the following statement about pascal's triangle are true?

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3