MayaEThomas
MayaEThomas MayaEThomas
  • 24-01-2021
  • Mathematics
contestada

Solve the system by substitution.
-2x + 7y = 15
бу = 3

Respuesta :

yasmitadp yasmitadp
  • 24-01-2021

Answer:

Step-by-step explanation:

-2x + 7(1/2) =15

-4x +7 =30

-4x =23

x=-23/4

Answer Link

Otras preguntas

For exercise, mr.harris walked 1 and 3 fourths miles 5 times last week.how many miles did he walk in all?
what is b/3+1/8=19I need help
What was connection between East Africa and Islam?
How would the War Powers Act have impacted President Truman's initial ability to deploy US soldiers into the Korean War?
How did flooding rivers contribute to the beginning of farming communities?
How might a country with only one valuable resource develope its economy?
What is the fraction of 36000
why is an egg cell smooth and spherical?
Which of the following shows estimating 283+496+72 by using compatible numbers? A 200+500+100= B 300 + 400+100= C 280+400+25= D 280+500+75=
what is a 15 yard gain