stacy62202 stacy62202

11-05-2016
Mathematics

Answered

3x + 7y =47

-4x +7y =19

Verified Answer :

JonathanHagen JonathanHagen

24-11-2016

3x+7y=47
-1(-4x+7y=19)

Distribute the -1 and add the equations together...you'll get:

7x=28
x=4

Plug X=4 back in...
12+7y=47
7y=35
y=5

Answer Link

Related Questions

Which of the following New England colonies was the first to be settled

recomandations on teenage pregnancy

Carry out the following multiplication 138 x 102258 x 107

9 Using what you have learned in this exercise write a paragraph applying the concepts Describe a cell which effectively uses diffusion as a means to move mater

I have 3 questions today Shawna has 3 adults and 2 children coming over for desert She is going to serve 2 small Apple pies If she plans to give each person inc

What is the equation in pointslope form of a line that passes through the points 7 8 and 4 6 y61411x4 y623x4 y61411x4 y623x4

please help with the 3 problems 1 write 108 as a fraction or mixed number2 4 of what number is 23 125 of what number is 30

Whats x I need steps

You are required to select a company with a board of directors with the aim of assessing Corporate Governance Ethical Practices and Risk Management Strategies T

You are standing 350 feet away from a skyscraper that is 750 feet tall What is the angle of elevation from You to the top of the building

Web Analytics