Which expression is equivalent to 3x(bx + 10)–(x^2-5x+c)? A. -3bx^2+25x+c
B. -x^2(3b+35)x-c
C. (3b-1)x^2-5x+10+c
D. (3b-1)x^2+35x-c

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

Devonte is balancing his checking account. his account statement does not include a deposit of $107.00 that he made on november 1st. what is devonte’s actual account balance?

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