dinodan dinodan

03-11-2016
Mathematics

contestada

Solve the system using elimination

x + 2y = 1
4x + y = 11

Respuesta :

03-11-2016

x + 2y = 1 ______×1
4x + y = 11 _____ ×2

x + 2y = 1
8x + 2y = 22

8x + 2y = 22
(-)
x + 2y = 1
_____________
7x = 21

x = 3

3 + 2y = 1
2y = 2
y = 1

i am a mathematics teacher. if anything to ask please pm me

Answer Link

Otras preguntas

Which of the following best describes "juba"? Juba was a form of religion practiced mostly by early Native Americans that included chanting and singing. Juba wa

Solve for x. 7x−9<12

Black, Inc. is a calendar-year corporation whose financial statements for 2014 and 2015 included errors as follows: PHOTO Assume that purchases were recorded co

custard tastes bad,what is that cars gas mileage if the duck is the gas assistantand the lemonade shower lady smells bad[tex]x^{2} by 10[/tex]

If you have a drop to end of the hose into a mop bucket in turns the water on to feel it what has the food handler done wrong

how modern periodic table overcome the mendeleev periodic table

Mike and Julie are making slime. The table shows the number of drops of blue food coloring and the number of drops of red food coloring they use in each batch D

can some one help me on this one

How many people have stepped on the moon ?

please show working step by step for the two