Answer:
20i² + 38i
Step-by-step explanation:
4i(7+6i)+2i(5-2i)
28i + 24i² + 10i - 4i²
24i² - 4i² + 28i + 10i
20i² + 38i
Answer:
any number except -20
Step-by-step explanation:




Multiply by -1 to make the k positive. This will alter all the terms which means 20 will become negative. NOTE: When multiplying or dividing by negative numbers, the inequaliy sign flips.

k must be either greater than -20 but not including it or fewer than -20 but not including it; therefore, any number between negative infinity and -21 and -19 and postive infinity
Answer: am sorry G i can't get that answers for you
Step-by-step explanation:
So if boys is 6 and girls is 15 it would be 6/15, but that can be simplified to 2/5.
Answer:
F is the base or variable.
if it is asking for a simplifed version of this its -3/f
Step-by-step explanation: