keeykeey22 keeykeey22

02-03-2017
Mathematics

contestada

use the elimination method to solve the system of equations.choose the correct ordered.
4x+7y=60
-4x+7y=-4

Respuesta :

wolf1728 wolf1728

03-03-2017

A) 4x+7y=60
B) -4x+7y=-4
Adding the 2 equations
14y = 56
y = 4

A) 4x+7*4=60

A) 4x+28=60
A) 4x = 32
x = 8

Answer Link

Otras preguntas

The contemporary social movement with the slogan "fight for 15" seeks a $15 minimum wage and unionization. this attempt to mobilize and make gains for workers c

divide 300 g^2 0.0005 g and express using scientific notation

What was President Wilson's perspective of Germans in the U.S.?

You randomly select one card from a 52-card deck. find the probability of selecting a blackblack twotwo or a blackblack eighteight

It's number 15. I am having trouble on it.

what does e as a limit mean in algebra 2

If 23 people shake each others hands once how many hands are shook in all

In which type of culture is a quick response to problems valued?

What is the name given to the lush land lying along the nile river?

__________ is credited with being the first restaurant to franchise.