WX = WY
4x+3 = 7x-66
3x = 69
x = 23
WX = 95 = WY
XY = 5*23-7 = 108
There are 18 adult shirts sold because 12×10 is 120 and 15×18 equals 270 and 270+120 equals 390
Positive 14/472 (because of rise over run when finding slope)
Answer:
The Answer Is (C.)
Step-by-step explanation:
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