How long is each side of a square that has a perimeter of 12.8m?

So of the guestion is - 5 <-2 then i add 7 to both sides what and how would I do it

If c is a negative number in the equation x^n=c, how does that affect the ability to solve the equation for different values of n? Explain

A new car is purchased for 15100 dollars. The value of the car depreciates at 12.25% per year. To the nearest year, how long will it be until the value of the car is 2300 dollars?

suppose you are asked to choose three movies. if there are 20 different movies, in how many ways can the three movies be chosen?

Joe has eaten 2/5 of a pizza jane has eaten 1/7 of a pizza how many times more pizza has joe eaten than jane

Two prime numbers between 60 and 90

What is the solution of y=5x and y=4x+1

Solve the problem PV = k for V

A gift store is ordering calendars to resell. the table shows the cost for the given number of calendars. what is the best value A) 6 calendars for $114 B) 8 calendars for $144 C) 10 calendars for $160 D) 15 calendars for $180

A rectangular roof shingle is 10 inches long and 7 inches wide. What is it's area?