AZNGhost
AZNGhost AZNGhost
  • 13-01-2021
  • Mathematics
contestada

21y+7x=56? what is the value of X

Respuesta :

Аноним Аноним
  • 13-01-2021

Answer:

x = 8 - 3y

Step-by-step explanation:

[tex]21y+7x=56\\\\21y-21y+7x=56-21y\\\\7x=56-21y\\\\\frac{7x=56-21y}{7}\\\\\boxed{x=8-3y}[/tex]

Hope this helps.

Answer Link

Otras preguntas

8. Find the cube root of 4096 by prime factorisation method.
If f(1) = 160 and f(n + 1) = –2f(n), what is f(4)?
William Shakespeare’s plays contributed to Renaissance culture by
Why do historians need to study geography
Because the subject of a composition is like a crystal with many facets, you should a. be very critical of your sources. b. offer your reader ideas from sever
what the words below have in common. a. minuteman b. Loyalist c. Patriot
0.04 in word form 3.08 in word form
the most common cause of desertification is
Which of these methods were part of the Green Revolution’s efforts to increase productivity? Select all that apply. breeding superior types of grains use of mac
X to the second power equals 14