evelsmithrn
evelsmithrn
19-03-2015
Mathematics
contestada
Using substitution 3x-5y=11 and x-3y=1
Respuesta :
Panoyin
Panoyin
19-03-2015
3x - 5y = 11 ⇒ 3x - 5y = 11
1x - 3y = 1 ⇒
3x - 9y = 3
4y
=
8
4 4
y = 2
3x - 5(2) = 11
3x - 10 = 11
+10 +10
3x
=
21
3 3
x = 7
(x, y) = (7, 2)
Answer Link
VER TODAS LAS RESPUESTAS ( 59+ )
Otras preguntas
Simplify the radical sqrt 120 x^11
Pls help to solve this question, thank you!
List two reasons why it is a good idea to analyze all the cost(s) of using a credit card before making a purchase.
Choose a company that is on the brink of releasing a new innovativeproduct or service. Your final project will be to forecast the future of thiscompany in 5 yea
when x=8, y=3. What is y when x=24?
which system of equations is shown by the graph
what is 5% of 82?! i need answer asap!!!!!!!!
Simplify the following radical sqrt 300 x^15
please help im bad at crossword epecially global hope u can read these read hard if u have to
Fill in the blank with the correct preterite tense conjugation of the verb between the parentheses, Juan y yo (dar) muchos regalos la navidad pasada A.dimos B.
