1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Goshia [24]
3 years ago
14

What is the sum of 12 – 5i and –3 + 4i?

Mathematics
2 answers:
Lilit [14]3 years ago
4 0
12-5i + -3 + 4i
you will put them in brackets 
(12-(5*i)) + (-3 +4*i)
is equal to 9-i 

Hope this Help!
SashulF [63]3 years ago
4 0

the answer is B.) 9-i

hope it helps

You might be interested in
After losing 22 lb in each of the first two
Pavel [41]

Answer:

Weight on 1 may = 104 lb

Step-by-step explanation:

Given:

Weight on last may = 110 lb

Weight gain for to week = 2 x 19 = 38 lb

Weight lose for to week = 2 x 22 = 44 lb

Find:

Weight on 1 may

Computation:

Weight on 1 may = Weight on last may - Weight gain for to week + Weight lose for to week

Weight on 1 may = 110 - 44 + 38

Weight on 1 may = 104 lb

4 0
3 years ago
When two customers enter the store together, what is the probability that at least one of them will make a purchase?
arsen [322]

The probability is 1/2 or 50%.

Hope this helps :)

5 0
3 years ago
2) The ratio of the angles in a triangle is<br> 3:3:4. What is the measure of the largest<br> angle?
Ann [662]
Gonna be ab 20 feet 3 width wide yk
8 0
3 years ago
Can someone please do this for me please
FromTheMoon [43]

Answer:

r=-11

Step-by-step explanation:

7r+2=5(r-4)

7r+2=5r-20

2r=-22

r=-11

8 0
3 years ago
Read 2 more answers
The length of a rectangle is twice its width.
Ronch [10]

Answer:

l = 14 w = 7

Step-by-step explanation:

14 x 2 = 28

7 x 2 - 14

28 + 14 = 42

6 0
3 years ago
Other questions:
  • in addition to dog walking on Tuesday Eric made $45 dog sitting at one of his customers homes if he made $168 on Tuesday right i
    7·1 answer
  • How do I combine like terms for 5y-8-y
    7·2 answers
  • two data sets have similar variabilities. suppose the measures of center of the data sets differ by 4 times the measure of varia
    11·1 answer
  • Plz help with mathmatics 1 hour till test
    9·1 answer
  • Which sequence is modeled by the graph below? coordinate plane showing the points 1, 2; 2, 4; 3, 8
    9·1 answer
  • What is the sum of the areas of circle C and circle D?
    7·2 answers
  • Rectangle ABCD is translated (x + 2 y - 3) and then rotated 180° about the origin. Complete the table to show the locations of A
    6·1 answer
  • Thank you to all the people who helped! :)
    9·2 answers
  • 30 POINTS!!! Hello!! Marie here! Im giving BRAINLIEST and THANKS and FIVE STARS to the person who answers this question and expl
    15·1 answer
  • PLEASE HELP ME SO I CAN GRADUATE!!!!!
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!