Simplify complex numbers:add n subtract complex numbers

(6-9i) + (4+2i)

How to write 15409 in Standard form

Billy are 5 candy bars. he had 10. how many does he have now?

Write the english phrase as an algebraic expression. let x represent the number. 24 more than two times a number

A graph includes the ordered pair (2, 4). Write two different rules that would be possible for this graph. Explain how you found your answer

Here again is the information about the prescription drug: there is a 10% chance of experiencing a sore throat (s) and a 30% chance of experiencing a fever (f). the information also states that there is a 6% chance of experiencing both side effects.

14. What is the sum of 1/9,2/3, and 5/18? O A. 12/9 OB. 19/18 c. 8/30 D. 4/15

Draw two possible rectangles for each perimeter. Find the area 20 units

Rick says to find 2x5 he can use counting by 5s: 5,10,15,20,25 Explain what he did wrong

The sum of six times a number, and 6, is equal to five times the number

How to find the area of a parallelogram? Dimensions: - length: 7.5cm - base: 2.5cm - height: 2.5cm