21 and download math papa
First, distribute the 12
156-168-15=16+4+x
-27=20+x
-47=x
Answer:
90+15x=225
Step-by-step explanation:
90 already saved plus 15 an hour equals 225
Knowing that logarithm functions and exponential functions are inverse to each other, the procees to convert a logarithmic equation to its equivalent is to perform all the operations to set an equation of the typ:

,
then invert to show it equivalent form:

.
With that you have solved the equation for x.
Answer:
it will take her 40 years to reach her goal.
Step-by-step explanation: