alfonso7guzman7
alfonso7guzman7
03-10-2020
Mathematics
contestada
Subtitute 2x+y=7 and 3x-y=8
Respuesta :
taaaaan
taaaaan
03-10-2020
2x + y =7 (1)
3x-y=8 (2)
(1) + (2)
5x = 15
x = 3
Answer Link
VER TODAS LAS RESPUESTAS ( 99+ )
Otras preguntas
Select the proper placement for parentheses to speed up the addition for the expression 4+6+5
If 2.0 moles of A and 5.0 moles of B react according to the hypothetical reaction below, how many moles of the excess reactant will be left over at the end of t
A 22-year-old female college student is shocked to receive a diagnosis of myasthenia gravis. what are the etiology and most likely treatment for her health prob
An area recently vacated by glaciers will have a. low species richness. b. high species richness. c. a variety of ecological niches. d. high biological dive
Your goal is to save at least $240.00 over the next 4 weeks. how much money must you save each week in order to meet that goal? write and solve an inequality.
In the digestive system, food that has been completely processed is found __________.
How many solutions are possible for a linear system of two equations? Describe what type of lines will result in each solution.
in what eastern europe country did the magyar settle?bulgaria estoniahungaryyugoslavia
Please help!!!!!!!!!!!!
2. The height of one square pyramid is 12 m. A similar pyramid has a height of 6 m. The volume of the larger pyramid is 400 m3. Determine each of the following,
