ln(7-2x)-ln(9)=2

Simple and best practice solution for ln(7-2x)-ln(9)=2 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for ln(7-2x)-ln(9)=2 equation:


Simplifying
ln(7 + -2x) + -1ln(9) = 2
(7 * ln + -2x * ln) + -1ln(9) = 2
(7ln + -2lnx) + -1ln(9) = 2

Reorder the terms for easier multiplication:
7ln + -2lnx + -1 * 9ln = 2

Multiply -1 * 9
7ln + -2lnx + -9ln = 2

Reorder the terms:
7ln + -9ln + -2lnx = 2

Combine like terms: 7ln + -9ln = -2ln
-2ln + -2lnx = 2

Solving
-2ln + -2lnx = 2

Solving for variable 'l'.

Move all terms containing l to the left, all other terms to the right.

Reorder the terms:
-2 + -2ln + -2lnx = 2 + -2

Combine like terms: 2 + -2 = 0
-2 + -2ln + -2lnx = 0

Factor out the Greatest Common Factor (GCF), '-2'.
-2(1 + ln + lnx) = 0

Ignore the factor -2.

Subproblem 1

Set the factor '(1 + ln + lnx)' equal to zero and attempt to solve: Simplifying 1 + ln + lnx = 0 Solving 1 + ln + lnx = 0 Move all terms containing l to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + ln + -1 + lnx = 0 + -1 Reorder the terms: 1 + -1 + ln + lnx = 0 + -1 Combine like terms: 1 + -1 = 0 0 + ln + lnx = 0 + -1 ln + lnx = 0 + -1 Combine like terms: 0 + -1 = -1 ln + lnx = -1 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

See similar equations:

| 7x+5y+4z=0 | | 3m(2m+9)= | | -3(b-3)-(4b-7)=3b+4 | | -34=m/3 | | -b(b-3)-(4b-7)=3b+4 | | 15z=4/5 | | -6h+2h= | | 9b(b-2)=156 | | 3x+20x=180 | | 2/5(m-3)=10 | | 1h^2-6h^2= | | 4+77x=33x+20 | | -2y=5-6x | | (8x^4-16^3)/(25x^2-50x) | | t=c(7+ab)forB | | 9-x/6=14/4 | | -11-x=-3x-15 | | -6=-4u | | 24=30+2x | | y+10=21 | | 5x=y+4 | | 9ln(x+9)-9lnx= | | 2p-4.1=5.4p-36.4 | | -95-x=-11x+75 | | 3x+2.6=8 | | 5(y-6)+4= | | no/16=-30 | | 9x-4=-85 | | 5w+4w=63 | | Y^2+5y=3 | | -2y+6x=5 | | Y*2+5y=3 |

Equations solver categories