True or false? i'm deductive thinking, you start with a given set of rules and conditions and determine what must be true as a consequence

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

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.

The square root of 9x plus 7 plus the square rot of 2x equall to 7