how would you figure this out:

Multiply the equation by a power of 10 to write an equivalent equation with integer coefficients.

4.15x+3.01=10.9x+1.29

How would you solve this equation:

A local gym charges nonmembers $8 per day to use the volleyball courts. Members pay a yearly fee of $150 and $2 per day to use the volleyball courts. Write and solve an equation to find how many days you must use the volleyball courts to justify becoming a member.