HELP ASAP! Sarah went to the carnival with her three friends. She spent $10 to get into the carnival. Each ride cost $2. Write an equation that could be used to find y, the total cost Sarah would spend at the carnival if she rode x, number of rides.

Can somebody me out with this question

What is the perimeter of square abcd? units units 28 units 37 units

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.