Acell phone company charges a monthly fee of $10 for the first 1600 text messages and 30 cents for each additional text message. miriam's bill for text messages for the month of june is $92.50. how many text messages did she send that month?

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up