Simplify the following Algebraic expression. 3a-(-2c-5a)+6b-10c * need quickly answers
options r:
- 6b +8c +8b
8a+ 8c - 6b
6b- 8c -8a
8a + 6b – 8c

and don't want links need answers in comments

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle