beetlejuyce beetlejuyce
  • 12-09-2018
  • Mathematics
contestada

what is 2a - 8a = 12 - 8a

Respuesta :

ellaineirizarrp3nwkg ellaineirizarrp3nwkg
  • 12-09-2018
2a-8a=12-8a
now add 8a to both side and you get

2a= 12

divide both sides by 2 and you get

a=6
Answer Link
janeshasmitha janeshasmitha
  • 12-09-2018

2a-8a=12-8a

-6a=12-8a

add 8a to -6a=2a

2a=12

12/2

a=6

Answer Link

Otras preguntas

3. The value of the expression 5.104 + 4.103 + 7.10 + 1 is equal to:
How many chromosomes does each new cell contain after mitosis if the original cell had 52 original cell chromosomes
solve using substitution, y=2x+5   y=6x+1
what are three physical properties of aluminum foil
according to hamilton what are implied powers?A.powers not expressly forbidden in the constitutionB.powers that were forbidden in the constitutionC.powers that
solve using elimination, 2x+5y=2   3x-5y=53
3. The value of the expression 5.104 + 4.103 + 7.10 + 1 is equal to:
6 divded by 2/3 = what
A grade has 81 girls and 72 boys. The grade is spilt into groups that have the same ratio of boys to girls as the whole grade. How many girls are in a group tha
X=5y.          y=10x+20 Help please