rachelcunnin rachelcunnin
  • 01-02-2021
  • Mathematics
contestada

Solve the following system of equations.
3x + 5y = 5
7x + 5y = 25

i need the value of x and y.

Respuesta :

ezwin224 ezwin224
  • 01-02-2021

Answer:

x=5 and y=-2

Step-by-step explanation:

3x+5y=5

-(7x+5y=25)

-4x=-20

x=5

plug 5 into one of the equations. 3(5)+5y=5

y= -2

Answer Link

Otras preguntas

How do I calculate percent yield of an element in a chemical reaction?
If Johnny had 20 complete living room outfits, disregard color scheme, how many different sets of five complete outfits could be arranged?
In the figure, AB || CD. Find x and y. A) x=33, y=131 B) x= 53, y= 131 C) x= 37, y= 147 D) x= 131, y= 53
solve the following equation by completing the square. 3x^2-3x-5=13
Simplify the expression and chose the correct answer.
How many solutions does the system have?2y=4x+6 y=2x+6
plz help fast! worth 100 points ​
See attachment. Divide the expression.
Which of the following is right ?
PLSSSSS HELP 15 POINTS If the measure of angle 2 is 92 degrees and the measure of angle 4 is (1/2x) degrees, what is the value of x? Answer choices: 46 88 92 1