Respuesta :

Answer: 4 !!!

Step-by-step explanation:

Use Math Papa !! It works!


wegnerkolmp2741o

Answer:

a x=3.45

Step-by-step explanation:

log (7-2x) = -1

Raise each side to the power of 10 to get rid of the base 10 log

10^log (7-2x) = 10^-1

7 -2x = 1/10

7 -2x = .1

Subtract 7 from each side

7-7-2x = .1 -7

-2x = -6.9

Divide by -2x

-2x/-2 = -6.9/-2

x = 3.45

Otras preguntas