Triana buys new furniture for $4,200 and puts it on her credit card. She will pay 18% interest for 18 months and must make monthly payments of $267.98. How many dollars could she have saved if she paid for the furniture in full?

a. she will receive a refund of $278.

step-by-step explanation:

a

step-by-step explanation:

the answer is a

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°