A bag contains white marbles and red marbles, 20 in total. The number of white marbles is 5 more than 2 times the number of red
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Lets solve this question together,
Convert <span>76.8%</span><span> to a decimal.
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Multiply 0.768<span> by </span>x<span> to get </span><span>0.768x</span><span>.
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Multiply<span> each </span>term<span> by </span><span>1 / 0.768</span><span> and simplify.
</span>
Cancel the common factor of 0.768.
Divide 40.32<span> by </span>0.768<span> to get </span><span>52.5
</span>
<span>
</span>
Lets solve this question together,
Convert <span>76.8%</span><span> to a decimal.
</span>
Multiply 0.768<span> by </span>x<span> to get </span><span>0.768x</span><span>.
</span>
Multiply<span> each </span>term<span> by </span><span>1 / 0.768</span><span> and simplify.
</span>
Cancel the common factor of 0.768.
Divide 40.32<span> by </span>0.768<span> to get </span><span>52.5
</span>
</span>