zuse956 zuse956
  • 16-01-2017
  • Mathematics
contestada

What is the value of a in the equation 3a + b = 54, when b = 9?

Respuesta :

Kyutiedask10
Kyutiedask10 Kyutiedask10
  • 16-01-2017
In order to do this you have to substitute b with 9 and get 3a+9=54, now subtract 9 from both sides to leave a by itself and get 3a=45, now divide 3 in both sides to leave a by itself and get a=15

Hope this helps
Answer Link

Otras preguntas

Find the value of 5% of RS 680?
why does the author use the phrase "spark of hope" in a long walk to water and what does it mean?
a baseball is thrown a distance of 20 meters. what is its speed if it takes 0.5 seconds to cover the distance
A regular elephant weighs 16,000 pounds, and a regular rhino weighs 1,600 pounds. How much would they weigh together in scientific notation
how can regular exercise extend life
calculate the mass of onygen gas whosevolume is 320mL at 17 degree celsius and 2 atm Pressure​
You need to exercise your body in the same what that you are going to use it. A. Regularity B. Overload C. Progression D. Specificity
Mesa Company produces wooden rocking chairs. The company has two production departments, Cutting and Assembly. The wood is cut and sanded in Cutting and then tr
What is the volume? 7 cm 5 cm 8 cm cubic centimeters
how did Sam save apples for the winter in the book My Side of the Mountain​