Francesca has 63 cm of ribbon. she will cut it into two pieces so that the longer piece is 15 cm longer than the shorter piece.

what will the length of the longer piece be?

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|_|cm

39cm

Step-by-step explanation:

hope this helps

3x + 4y -25 =0 represents the amount of change sianna should recieve

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°