dbweide9132 dbweide9132
  • 25-10-2019
  • Mathematics
contestada

20 Points help please


1.) What is the value of k?


11 = -3k - 22 - 8k



2.) What is the value of b?


-7.5(x-3) = 3.75

Respuesta :

osgodian23
osgodian23 osgodian23
  • 25-10-2019

Answer:

1) k=3

2) x=14.15

Step-by-step explanation:

I know that you said b for #2, but I solved for x because that is what the problem said.

Answer Link
v32daf v32daf
  • 25-10-2019

Answer:

1. k = 6.6

2.b = -11.25

Step-by-step explanation:

11 = -3k - 22 - 8k

11+22 = -3k - 22+22- 8k

33=-3k+8k

33/5= 5/5k

6.6=k

-7.5(x-3) = 3.75

-7.5x  + 22.5 = 3.75

-7.5x  + 22.5-22.5 = 3.75-22.5

-7.5x=-18.75

-7.5 / 7.5x=-18.75+7.5

x=-11.25

Answer Link

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