peytan18 peytan18
  • 03-09-2018
  • Mathematics
contestada

x+2x=9
what does x equal? and how do I get the answer?

Respuesta :

tramserran
tramserran tramserran
  • 03-09-2018

add like terms on the left side (x + 2x), then isolate the variable on the left side by dividing both sides by 3.

x + 2x = 9        

    3x = 9           added like terms

     x = 3             divided both sides by 3

Answer: 3

Answer Link

Otras preguntas

How many binary digits does it take to represent the decimal number 2013?
How is Islam both a religious and a way of life?
Write the complete and balanced chemical equation for this precipitation reaction. feso4(aq)+ba(oh)2(aq)→
How are digital assets and digital footprints related?
the volume of the sphere is increased by 72.8%. what is the percentage increase in the radius?
Show that for the same shear angle, there are two rake angles that give the same cutting ratio.
what role does tRNA play in translation
True or false the environment a plant is grown in has very little effect on the dna replication in the cells.
At Shaw's Market apples cost $10 per case and bananas cost $6 per case. If an order comes in for a total of 300 cases for $2,000, what was the specific number o
"copyright is a legal protection given to creators of certain types of intellectual property" select one: a. True b. False