Answer :
Answer:
[tex]x=\frac{e^7-3}{7}[/tex]
Step-by-step explanation:
4* ln(7x+3) + 12 = 40
4* ln(7x+3) + 12 - 12 = 40 - 12
4* ln(7x+3) = 28
ln(7x+3) = 28/4
ln(7x+3) = 7
e^7 = (7x + 3)
e^7 - 3 = 7x
[tex]x=\frac{e^7-3}{7}[/tex]
Answer:
[tex]x=\frac{e^7-3}{7}[/tex]
Step-by-step explanation:
4* ln(7x+3) + 12 = 40
4* ln(7x+3) + 12 - 12 = 40 - 12
4* ln(7x+3) = 28
ln(7x+3) = 28/4
ln(7x+3) = 7
e^7 = (7x + 3)
e^7 - 3 = 7x
[tex]x=\frac{e^7-3}{7}[/tex]