Simplify the following algebraic expressions. -2x + 5 + 10x - 9

3(x + 7) + 2(-x + 4) + 5x

Find the perimeter of the figure shown above. a. 40 cm c. 52 cm b. 60 cm d. 75 cm select the best answer from the choices provided

In the diagram of circle o, what is the measure of zabc?

Secant be and cf intersect at point d inside a what is the measure of cde