Answer:x=29
Step-by-step explanation:
You want to add all the like terms together so in this case 2x and x
29,30,20,8
3x=87
Divide 3 by both sides
X=29
85.25 would be one thenth of 8.524
<em>Answer:</em>
<em>d</em>
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<em>0.9</em>
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<em>The value of a correlation coefficient ranges between -1 and 1.</em>
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<em>The greater the absolute value of the Pearson product-moment correlation coefficient, the stronger the linearrelationship.</em>
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<em>The strongest linear relationship is indicated by a correlation coefficient of -1 or 1.</em>
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<em>The weakest linear relationship is indicated by a correlation coefficient equal to 0.</em>
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<em>A positive correlation means that if one variable gets bigger, the other variable tends to get bigger.</em>
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<em>A negative correlation means that if one variable gets bigger, the other variable tends to get smaller.</em>
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<em>hope it helps.</em>
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