10. Ken has 22 coins, some of which are dimes and the rest are quarters. Alto- gether, the coins are worth more than $3.40. At least how many of the
coins are quarters? At most how many are dimes?

8496 cars

step-by-step explanation:

answer: (c) m∠qpo + (2x + 16)° = 180°

step-by-step explanation:

the opposite angles of a quadrilateral are supplementary.

so, ∠o + ∠q = 180°   and   ∠p + ∠r = 180°

since ∠r = 2x + 16°, we can use substitution as follows:

∠p + ∠r = 180°

∠p + (2x + 16)° = 180°