livey0310
livey0310 livey0310
  • 23-02-2021
  • Mathematics
contestada

Solve using substitution. The solution is 4x-2y=-20 y=-3x

Respuesta :

elizabeth700
elizabeth700 elizabeth700
  • 23-02-2021

Answer:

X=-2

Step-by-step explanation:

4x-2(-3x)= -20

4x+6x=-20

10x=-20

/10    /10

x=-2

Hope this helps!

Answer Link
evelynunicorn624
evelynunicorn624 evelynunicorn624
  • 23-02-2021
4x - 2y = -20
4x - 2(-3x) = -20
4x - -6x = -20
4x + 6x = -20
10x = -20
-20 divided by 10
x = -2
Answer Link

Otras preguntas

The combined enrollment in three grades at Jefferson Middle School is 977. There are 356 students in the sixth grade and 265 in the seventh grade. Write and sol
The median of the eight marks 9, 6, 2, 4, 7, 5, 1, 8 is​
What is the capital of Phillipines?​
factor that affects the evolution of technology
which technique of creating emphasis is in primary use in painting
consisting of or bounded by curved lines
4. A car with a mass of 1000 kg is travelling at an acceleration of 25 m/s2 and hits a wall. What is the amount of force applied to that wall?"
A pair of jeans costs $25.00 , and the sales tax is 5 percent of the price whats the sales tax and the total of the jeans
A water tank has 200 gallons but is leaking 2.5 gallons per hour.in how many hours will there be zero gallons left
ex What factors do 12 and 24 have in common? 1, 2, 3, 4, 6, 12​