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f+s-138
f-s-8
f+s-138
W=C+9
W+c=145
C=W+9
W+c=145
W+c=9
W*c+145
1 point
Curtis and Wendy are selling candy bars to raise money for a trip. Wendy sold 9 more candy bars than Curtis did. Together they sold a total of 145 candy
bars. Which set of equations will determine the number of candy bars that Curtis sold, c, and the number of candy bars that Wendy sold, w?
w=9-c
w+c=145
W-9-c
W+c=145
121:26:36
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1 point
Kerry's piggy bank contains only quarters and dimes. There are 88 coins and a total of $16.30. Which system of equations will determine q, the number of
quarters, and d, the number of dimes in Kerry's piggy bank?
d=q-88
0.25 +.100-16.30