Consider the diagram below.

Which of the following is the value of x?

A) 7
B) 7 SquareRoot 2
C) 14
D) 14 Square Root 2

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

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.

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?