The age of father is three times the age of son. If the age of son is 15 years old, then the age of father is: 50 years
55 years
45 years
40 years

Given: x - 4x > 0, then the solution set in interval notation is: (-2, 0) true o false

Add the two expressions 4.6 x -3 + -5.3 x + 9

Sean is his dad build a tiled walkway in their backyard. the walkway will be 6060 feet long and 22 feet wide. the local hardware store sells tiles which are 22 by 22 feet and come in boxes of 66. how many boxes of tiles do they need?