Karan needs to choose between two gym plans. he can either pay a $150 joining fee and a $10 monthly fee, or he can pay a $50 joining fee and a $30 monthly fee. on what month will the cumulative costs of the plans be equal, and what will those total costs be karan will pay a cumulative cost dollars with either plan to go to the gym for months.

the answer is:

the correct option:

b.

to solve the problem, we need to remember how to operate to simplify exponential expressions using the logarithms.

we are given the equation:

then, using placing logarith with base 7 on both sides of the equation, we have:

so, rounding the obtained result to two decimal places (nearest hundreth), we have:

hence, we have that the correct option:

b.

have a nice day!

too hard the other guy did it

step-by-step explanation: