What is BC ? Enter your answer in the box.

BC=
units
An isosceles triangle A B C. Side B C is the base. Sides A B and A C are equal. Sides A B and A C are labeled with single tick marks. Side A B is labeled as 4 x plus 4, side A C is labeled as 6 x minus 14, and side B C is labeled as 2 x plus 7.

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Which expression is rational? 6. , square root two, square root 14, square root 49

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