7) GYM MEMBERSHIP. Charlie wants to join a gym. He compares the overall prices of two different gym costs. Gym A has a $20 joining fee and $15 monthly charge. Gym B has a $40 joining
fee and $11 monthly charge. Enter the number of months it will take for the total cost for both
gyms to be equal.
Months for membership costs to be the same:

i dont know if you cant find a way its best to actually add all of them start from 105 tho

step-by-step explanation:

c.   x=2.4cm

step-by-step explanation:

similar triangles are triangles which have the same shape but not the same size. this means their angle measures are equal but their side lengths are not instead they are proportional. to solve, we will set up a proportion and solve.

a proportion is two equal ratios set equal to each other. we form the ratios by finding corresponding sides (sides which match to each other on both triangles by their position). out ratios will be one side of the small triangle over the corresponding side on the big triangle as shown below:

.

to solve the proportion, we'll cross multiply by multiplying numerator with denominator across the equal sign.