What is the name of this polygon?

A. rectangle

B. square

C. trapezoid

D. rhombus

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account