2.48 rounded to the nearest hundredth pl

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.

Solve the formula ax+ by = c for x.

Which statements are true about additional information for proving that the triangles are congruent check all that apply