84 percent because 42/50=?/100 100 divided by 2 equale 50 and because it is equale u do the same to the top and bottom so u have to do ? Divided by 2 equale 42 so 42 times 2 equale 84
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The answer is equal to: 80
A. X+63+80=180
63+80=143
180-143=37
X=36
