Michael is 17 years older than john. in 4 years, the sum of their ages will be 49. find michael's present age.

Solve the triangle. a = 21°, c = 105°, c = 5

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0