delexciaprathep2pj9e delexciaprathep2pj9e

06-02-2018
Mathematics

contestada

If the point (a,7) lies on the graph of the equation 5x-y=8, then a=
a) -3
b) 3
c) 1/5

Respuesta :

dannielle dannielle

06-02-2018

when y=7

5x- 7 = 8

5x=8+7

5x=15

x=15:5
x=3
the answer is b

Answer Link

Otras preguntas

which of the following are the forms of government in the region of North Africa and Southeest Asia?

Please help me ASAP

In the video, what three countries are thought to have worked behind the scene to help start the war? 1. United States, England, France 2. Russia, Japan, German

Lightning storms can be both scary and fascinating. Lightning is five times hotter than the surface of the sun. When lightning strikes, it heats the air up very

Also- PLEASE help with this- i dont need work just the answer so its okay :)

An equation of a line that goes through -1/-3 and is parallel to the line 6x - y =1

The volume of a square pyramid is 6 cubic inches, and its height is one more than two times the length of its base. What is the length of the pyramid's base? A)

The number of dolphins varied linearly with the number of fish. When 400 fish were present 250 dolphins appeared, and when 300 fish were present, 200 dolphins a

PLEASE HELP WILL GIVE BRAINLIEST A) Identify a time when extinction rates are most rapid. B) Describe how speciation and extinction rates affect species diversi

What is it need answer quick!!