04-02-2017
Mathematics

contestada

Solve the system of equations using substitution:

7y+2x=16
5y-9=x

Respuesta :

maurynkennedy13 maurynkennedy13

04-02-2017

7y+2(5y-9)=16
7y+10y-18=16
17y=34
y=2

5(2)-9=x
10-9=x
x=1

Answer Link

Otras preguntas

In which part of the plant leaf does most photosynthesis occur?

Jan's age is 3 years less than twice Tritts age.The sum of their ages is 30. Find their ages

How do you turn 0.54 into a fraction

If five notebooks cost $5.25 how much do three notebooks cost show work

Kyle and josh have a total of 64 CDs. Kyle has 12 mote than josh. How many CDs does each boy have?

Defined a nurse work

any number that can be written as a fraction -------- --------- please

determine the exact value of x 3^2x = 5(3^x) +36

Addison studies a tarantula that is 30 millimeters long. Suppose she uses a microscope to magnify the spider by 4 times 100. How long will the spider appear to

Which characteristics distinguish a law from a theory