Raeana is twice as old as madeline, and laura is 10 years older than raeana. if laura is 50 years old, how old is madeline? let m represent madeline’s age in years, and let r represent raeana’s age in years.

use tape diagrams to solve the problem.

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°

How can you construct perpendicular lines and prove theorems about perpendicular lines