Answer:
A.) 93
B.) 77
C.) 369
Step-by-step explanation:
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2.78 * 6 = 16.68
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100=d+(d-20)
First add 20 to both sides.
120=d+d
Now divide the sides by 2.
D=60
There are 60 democrats.
100=60+(60-20)
100=60+40
there are 60 democrats and 40 republicans