Write as an algebraic expression and simplify if possible: A number four more than 45% of d.

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.