djhawaiiboi djhawaiiboi
  • 02-10-2017
  • Mathematics
contestada

If (a,-7) is a solution to the equation 8a+3b=3, what is a?

Respuesta :

mongadonga
mongadonga mongadonga
  • 02-10-2017
b=-7
8a+3(-7)=3
8a+(-21)=3
8a-21=3
8a=24

Hope this helps. Vote me Brainliest if it does!
Answer Link
nycolesmith10 nycolesmith10
  • 02-10-2017

8a=-3(-7)-5
8a=21 -5=16
A=2
Substitue the value -7 for the b in the equation 
Answer Link

Otras preguntas

write an equation in point-slope form for the line through the given point with the given slope. point 4, negative 6; m equals three fifths. a. y plus 6 equals
Many deaths caused by accidental injuries cannot be prevented. true false
After the Great Schism of 1054, when the East and West Roman Empires split religious beliefs, what two main groups were the result?
Can anyone please help me out with this please I'm stuck on this question
The words and phrases a poet choose to use are referred to as
can i get some help with 5questions please
can i get some help with 5questions please
simplify 6(501) using the distributive property. 3012 3006 2988 3000
Which tool is not one that labor can use against management during negotiations? A strike B picketing C lockout D boycott
What is the equation to finding watts?