sidneyrider sidneyrider
  • 03-02-2021
  • Mathematics
contestada

solve by substitution y=-3x-19 and 5x+8y =0

Respuesta :

crystivia
crystivia crystivia
  • 03-02-2021

Answer:

x=-8, y=5

Step-by-step explanation:

y=-3x-19

5x+8y =0

Substituting -3x - 19 into y makes the second equation:

5x+8(-3x - 19) = 0

5x - 24x - 152 = 0

-19x = 152

x = -8

Plugging -8 into x, our first equation becomes:

y = -3(-8) - 19

y = 24 - 19

y = 5

Answer Link
Hiiiiiiiiiiiiiiiie Hiiiiiiiiiiiiiiiie
  • 03-02-2021
X is 8 and y is 5, have a nice day:)
Answer Link

Otras preguntas

Calculate the missing length ‘x’
Diante has $3.75 and Rachel has $3.15 . They combine their money to buy as much ice cream as they can afford. If ice cream costs $3.68 per quart, which two numb
Concrete has a specific heat capacity of 3.3 J/(g *oC). How much energy is necessary to heat up 2,000 g of concrete from 25oC to 55oC?
What mass of solute will dissolve in 100mL of water at the following temperatures? Don't forget your units! a. KNO3 at 70°C =
3k - 14 = 3(k – 5) +1 one solution, no solution, or infinite solution ​
help pleasesolve for X​
Help! I will give brainliest .
Can you help me graph this system of inequalities. And give the coordinates for the set.
4 •f(6) - 6•g(5) = please help me
ano ang pagpahalaga sa dula ​