richmath23
richmath23 richmath23
  • 25-03-2018
  • Mathematics
contestada

the sun of 3 times a number and 5 is 2 times the number plus 15. what is half the number

Respuesta :

edyg144 edyg144
  • 25-03-2018
3x+5=2x+I5
-5. -5
3x. =2x+10
-10 -10
3x-10=2x
-3x. -3x
-10= -1x
-1 -1
10=x
Answer Link

Otras preguntas

Which of the following is an example of a subjective observation?
QUESTIONS ON THE PICTURE The complex chemical reactions that occur in living organisms can sometimes be summarized with chemical equations, The overall process
Reflectionhttps://urlzs.com/hsHfP1. What is the most significant learning I got from this lesson?2. How will it benefit me as a student?don't forget to check th
Why did the Iroquois force the Delaware Tribe to stop fighting for the French? What happened after Delaware dropped out of the war?
“According to Plato, the state had deteriorated to a total moral collapse. What ruled… was the private pleasure of greed , the satisfaction of elemental needs f
what are the similarities between pre- historic art and egyptian art
Make Connections How do these artifacts and scientific observations impact our knowledge of humans from the Neolithic period? Why is the discovery of the Iceman
• 1 paragraph about how James Madison‘s attitude changed over time regarding the Bill of Rights. •1 paragraph about how the Bill of rights (only 1st 10 amendme
Jules wrote down a list of the common career choices she could find in a center-based childcare setting. Which of the following could she also put on her list?
Explain why subtracting a positive number is the same as adding its inverse.