abfisher22 abfisher22
  • 01-12-2020
  • Mathematics
contestada

-4x + 7y = 18
4x - y = -3
solve using either the substitution or elimination method
pls show solving steps
will mark brainliest​

Respuesta :

nodramamamas
nodramamamas nodramamamas
  • 01-12-2020

Answer:

​​

Step-by-step explanation:

Subtract 7y7y from both sides.

-4x=18-7y−4x=18−7y

2 Divide both sides by -4−4.

x=-\frac{18-7y}{4}x=−

​4

​

​18−7y

Ver imagen nodramamamas
Answer Link

Otras preguntas

Find the total area of the prism.
Please help. I’ll mark you as brainliest if correct!
What the correct answer now fast
state the situations where the falling tune is used.give examples ​
Molar mass of Al(OH)3 =
Write one example of each device( more specifically allusion, the nuances of words and rhetorical question) used in a 21st century context.
are these two expressions equal? (q-r)^2 and q^2-r^2?????
The length of a rectangle is 4yd longer than its width. If the perimeter of the rectangle is 36yd, find its area
= 210001920= 19,950TRY THESEAmachinery worth 10.500 depreciated by 5% Find its value after one yearFind the population of a city after 2 years, which is at pres
Answer Quick!!!!!!!!!!!!!!!!!!!(What idea did George Washington introduce as president of the United States? OA The US president's first two years should be the