use FOIL (first, outside, inside last)
4a * 3a = 12a²
4a * -8 = -32a
-6 * 3a = -18a
-6 * -8 = 48
-12a² - 32a - 18a + 48
combine like-terms: -12a² -50a + 48
Step-by-step explanation:
lois need to sell 504 pies to get this amount.
According to the empirical rule, roughly 68% of the scores fall between z = -1 and z = 1
You can use a calculator to get a more approximate answer. If you have a TI calculator, you can use the "normalcdf" function to type in normalcdf(-1,1)
Answer:
Most likely 8 word problems and 30 multiple choice
Step-by-step explanation:
8x5=40 and 30×2=60
40+60=100
Answer:
-18
Step-by-step explanation:
