Please answer w/ explanation !!

Question 7 of 47 1 point what is the equation of a line with a slope of 1/2 that passes through the point, (-2,5)? o a. 1/2x+3 o b. y=1/2x+5 o c. y=x+5 o d. y=1/2x+6

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?