The perimeter of a triangle is 47cm. if the sides of the triangle are x cm, 3x - 4 cm, and x + 6 cm, what is the length of each side ?

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Write two subtraction equations that are equivalent to 5 + 12 = 17.