Answer:
the answer is c
Step-by-step explanation:
you add 1 to both sides
3x=11
then divide by 3
so x=11/3
Answer:
38.7°
Step-by-step explanation:
You are basically looking at a triangle with a 90° angle (check picture).
Since we are looking for the ramp's angle and are given the length of the opposite and the hypothenuse, we have to solve the following equation:
which is equivalent to
Answer:
both are 75 degrees
Step-by-step explanation:
the angles add up to 180, as they are also vertical angles
3lb(4.80)
4.80/ 3 lbs = 1.6 per pound
5lb(13.00)
13/5 = 2.6 per pound
13 for 5 pounds costs more per pound