miyakokok04 miyakokok04
  • 20-10-2020
  • Mathematics
contestada

f(x)=-9x- 2 find f(7)

Respuesta :

jasminfranco1993
jasminfranco1993 jasminfranco1993
  • 20-10-2020

Answer:

x= -1/5

Step-by-step explanation:

1

 

Add 9x9x to both sides.

x+9x=-2x+9x=−2

2

 

Simplify  x+9xx+9x  to  10x10x.

10x=-210x=−2

3

 

Divide both sides by 1010.

x=-\frac{2}{10}x=−102

4

 

Simplify  \frac{2}{10}102  to  \frac{1}{5}51.

x=-\frac{1}{5}x=−51

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