jlwhite102106 jlwhite102106
  • 01-03-2021
  • Mathematics
contestada

Solve the system by substitution. y = 6x – 20
y = -4x ​

Respuesta :

moonowl95014 moonowl95014
  • 01-03-2021

Answer:

(2, -8)

Step-by-step explanation:

y=6x-20

y=-4x

since the bottom equation shows us that y=-4x, we can substitute 4x in place of y in the first equation and solve:

-4x=6x-20

-10x=-20

x=2

since the bottom equation shows y=-4x, and we already know that x=2:

y=-4(2)

y=-8

(2, -8)

Answer Link

Otras preguntas

Explain why reflecting on work activities is an important way to develop own knowledge and skills
he sum of two numbers is 981. One of the numbers is 703. What is the other number?
2sinx / cos3x = tan3x - tanx
Petra claims that he can use the Associative Property of Multiplication to rewrite (9.5 x 9) + 1 as 9.5 X 10. Is Petra correct? Explain.​
pls help!! i need to also explain how i got the answer
what fraction of 60 is the number 18?
How I can answer this question, NO LINKS, if you answer correctly I will give u brainliest!(I need the graph, not the amount of money per year)
What is the difference between Auto fill and Fill Handle
Was the Great Society Successful in furthering Civil Rights in America?
_________ willing to help us with the project on Wednesday.