Rachel's average score after 6 tests is 83. if rachel earns a score of 97 on the 7th test, what is her new average?

12/11c

or

12

c

11

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb