MrGiggles
MrGiggles MrGiggles
  • 15-06-2016
  • Mathematics
contestada

Find x and y. 6x+7iy=18-21i

a.x = 3, y = -3c.x = -5, y = 6b.x = 8, y = -1d.x = 6, y = 18 


 


Respuesta :

caylus
caylus caylus
  • 15-06-2016
Hello,

6x+7iy=18-21i
==>
6x=18==>x=3
and
7y=-21==>y=-3

Answer A

Answer Link

Otras preguntas

If T(n)=2n+3, what is the 3rd term?
Find the difference: 7 7/8- 3 1/4=
A 2 pound box of salt sells for $.89 and a 5 pound box sells for 2.09. What is the linear equation for this?
Why was NASA created? to produce more scientists and teachers of science to prevent other countries from using nuclear weapons to coordinate the space-related e
what are the top three material by weight in a computer
What key has f# , c# and g# :)
How to describe a tiger with adjectives adverbs and similes.
Which of the following is NOT a shortcoming of current scientific polls? a. They have difficulty measuring the relevance of opinions to the people who hold them
Stainless steel is an alloy of iron containing 5 percent nickel and 0.175 percent chromium. How many atoms of nickel are present in a 84 g sample of this alloy
How did the Iroquois eventually upset the balance of power between the French and the British?