Solve for X.

4(2x-1) = 5(2x + 7)

What expression is equivalent to log3(x+4)

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm