mercyo6 mercyo6
  • 09-10-2020
  • Mathematics
contestada

Solve and check |2x + 1| = 9

Respuesta :

Gageevan777
Gageevan777 Gageevan777
  • 09-10-2020

Answer:

so the lines mean absolute value

which is the exact distance from zero that the number is

now

you subtract one from nine which makes it 2x=8

then

you divide nine by 2x which makes it

x=4

So the answer is four

if it helps mark me brainliest please

Answer Link
ichigokurosaki69
ichigokurosaki69 ichigokurosaki69
  • 09-10-2020

Answer:

-5,4

Step-by-step explanation:

I know that 2 numbers will work because it's an absolute function.

2x+1=9

2x=8

x=4

2(-5)+1=|-9| = 9

Answer Link

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