What is "a number that is at least 90"

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

What 8/12+8/11 in another way than and improper fraction