SmokeyRN SmokeyRN
  • 10-04-2018
  • Mathematics
contestada

Please help me explain why D has the solution x=-3 thank you

Please help me explain why D has the solution x3 thank you class=

Respuesta :

megzym11
megzym11 megzym11
  • 10-04-2018
The best way to solve these types of equations is to plug the solution in and see if it checks out.
1/2x+8=10
1/2*-3+8=10
-1.5+8=10
6.5 is not equal to 10
1/2(2*-3-6)=-6
1/2(-6-6)=-6
1/2*(-12)=-6
-6=-6
so d checks out

Answer Link

Otras preguntas

What are the products of photosynthesis?​
What are the domain and the range of this function?
Due to lack of interest, this month's talent show will be canceled. Which word best helps you understand the meaning of the word "lack"? Talent show will cancel
(Prompt/ Pre- Writting ) Was President Roosevelt justified in ordering Executive Order 9066, which resulted in the internment of Japanese American citizens?
How were Ned Land, Conseil, and Professor Aronnax saved from drowning after falling from the Abraham Lincoln? In the book "Twenty Thousand Leagues under the Sea
Read the excerpt from The Odyssey. He saw the townlands and learned the minds of many distant men, and weathered many bitter nights and days in his deep heart a
How did the rise of the Ming dynasty affect other countries in East Asia? O A. It forced many smaller countries to pay tributes to China. B. It led countries to
Does a triangle with sides of lengths 1.5 ft, 2.5 ft, and 2 ft form a right triangle? How do you know?
what is moral education? ​
ten percent of 140,000 = ?​