Seudónimo Seudónimo
  • 16-09-2019
  • Mathematics
contestada

Need help on this question please


x-7y=10 and 2x+14y=21

Respuesta :

Аноним Аноним
  • 16-09-2019

Answer:

x=7y+10

Step-by-step explanation:

x−7y=10

x−7y+7y=10+7y

x=7y+10

Answer:

x=−7y+21/2

12/2 is a fraction

Step-by-step explanation:

2x+14y=21

2x+14y+−14y=21+−14y

2x=−14y+21

2x2=−14y+21/2

x=−7y+21/2

Answer Link

Otras preguntas

Which scientist was associated with a screw used for irrigation? Euclid Archimedes Plato Aristotle
The colors of peacocks and hummingbirds are the result, not of pigments, but of ridges in the surface layers of their feathers. by what physical principle do th
The Middle East links which two continents?
A synthesis reaction will produce a single.... element compound ion atom
What is the volume of a cube with a side length of 15 inches? A. 45 in3 B. 3375 in3 C. 1350 in3 D. 225 in3
What best describes the way Manuel’s grandmother is characterized in Claribel Alegria’s “Granny and the Golden Bridge”? fragile old-fashioned prudish strong-wil
Need help!!!!!The dot plot below shows the number of books 26 students read in a month: Dot plot labeled Number of Books Read shows 10 dots over 0, 7 dots over
What term describes a species that is brought into an ecosystem where it does not naturally occur?
what branch of earth science studies great lakes
In a quadrilateral ABCD,the angles A,B and C are in the ratio 1:3:7.Find (a) angle D (b) angle C given that the sum of angle A,B,C Is 187°