Your coefficient is the number and your variable is the letter. So in this case your coefficients are 9 and 20 and your variables are x and y!
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x=-8 All the values less than 7 are included in the number line. The graph on number line is shown in figure attached. In the options given
We are given that 24 out of 36 inches of ribbon is used. The percentage that is used is equivalent to:
Therefore, the percentage is: