chriscarlo1649
chriscarlo1649
04-04-2017
Mathematics
contestada
2a + 3b = 6
5a + 2b - 4 = 0
Respuesta :
Аноним
Аноним
04-04-2017
1 Solve for a in
2a+3b=6
a=3(2-b)/2
2 Substitute a=3(2-b)/2 into
5a+2b-4=0
15(2-b)/2+2b-4=0
3 Solve for b in
15(2-b)/2+2b-4=0
b = 2
4 Substitute b=2 into
a = 3(2-b)/2
a = 0
5 Therefore,
a=0
b=2
I hope this helps. :)
Answer Link
VER TODAS LAS RESPUESTAS ( 93+ )
Otras preguntas
Tim is now earning $500 per week after receiving an increase of $45 per week. What was Tim's previous weekly salary
Which pH value would a very acidic solution have? a. 0 b. 6 c. 9 d. 14
How does Tybalt affect the play Romeo and Juliet?
Gail bought a new baseball cap for $7.50 which was 1/3 off the oringinal price. What was the original price?
The period from 1833-1901 in Europe history is called
What is one way to find out how many triangles are in a polygon? A) Count all of the angles of the polygon, then divide that number by 2. B) Count all
Which quotation supports the theme “Having a mixed cultural heritage can lead to mixed feelings”? A. where the two Slovak children / who became my grandparents
One of the biggest risks involved in using e-mail is a. loss of privacy. b. slowness. c. lost attachments. d. junk mail.
Command is: a. The ability to control information exchange within and across organizations involved in an incident. b. Assumed by the individual who is the hi
Jeremy Waldron argues that drone warfare is neither ethical nor effective because it threatens a world of death lists and death squads promotes the growth of te