faireu faireu
  • 23-10-2014
  • Mathematics
contestada

How do you solve: 11a=18a+21 ?

Respuesta :

ZackFry
ZackFry ZackFry
  • 23-10-2014
11a = 18a + 21
11a - 18a = - 18a + 21
-7a = 21
7a = -21
a = -21/ 7
a = -3
Answer Link
DemTrolls DemTrolls
  • 23-10-2014
Ok, the points is to isolate the variable "a". First, you subtract 18a from both sides to remove the 18a from the right side, ending up with -7a = 21. Dividing both sides by -7, you will end up with a = -3. Answer: a = -3
Answer Link

Otras preguntas

4,336 is 10 times as much as?
The primary goal of financial management is most associated with increasing the:A. dollar amount of each sale.B. traffic flow within the firm's stores.C. the fi
You can poach fish in _______ or pots of various sizes.
Which choice is best for lowering the amount of saturated fat in your diet?
List at least three values that you think this archetype represents.
Help with Functions please
20+3(7+4)+5+2(7+9)?????
The Rockwell hardness index for steel is determined by pressing a diamond point into the steel and measuring the depth of penetration. For 50 specimens of an al
¿Qué se puede agregar a un átomo para hacer que un electrón sin valencia en el átomo se convierta temporalmente en un electrón de valencia? energía masa neutron
List the 3 function of the atmosphere