2+5 = 12

3+6 = 21

8+11=?

Three plus the reciprocal of a number equals 7 divided by that number. What is the number?

Sam will rent a car for the weekend. He can choose one of two plans. The first plan has an initial fee of 57 and costs an additional 0.13 per mile driven. The second plan has an initial fee of 46 and costs an additional 0.15 per mile driven.

Y = A system of equations. y equals StartFraction one-half EndFraction x minus 6. x equals negative 4. x - 6 x = - 4 What is the solution to the system of equations? (-8, - 4) (-4, - 8) (-4, 4) (4, - 4)

A box contains 6 red marbles and 4 white marbles. one marble is pulled from the box and not replaced. then a second marble is pulled from the box. what is the probability both marbles are white?

Your friends final bowling score is 105. your final bowling score is 14 pins less than your friends final score write and solve an equation to find your final score

Diego's mother is twice as old as he is. She is also as old as the sum of the ages of Diego and both of his younger twin brothers. The twins are 11 years old. Find the age of Diego.

How to fine all possible four digit combinations to a large number

Circle H is shown. Line segments G H and J H are radii. The length of G H is 20. Angle G H J is 162 degrees. What is the area of the shaded sector of the circle? 20Pi units squared 40Pi units squared 180Pi units squared 400

27 - (63-8) and (72-63) - 8 is it equivalent or not and why

The Bodens drove for awhile before they made a plan to drive a set number of miles each day. Days 3, 4, and 5 are displayed in the table. Assume the relationship is linear.