Which shows an equation for this situation?

gary is 3 years older than twice the age of his sister, elena.
a) g = 6e
b) g = 2e + 3
c) e = 3g + 2
d) g = 3e + 2

Nnnnneeedd 1.find the residual if you know the actual number is 5.2 and the predicted value is 4.8

Which of the following are accepted without proof in a logical system? check all that apply.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?