3 years ago

Solve and graph 8(p+3)>2(4p-1)

Mathematics

1 answer:

IRISSAK [1]3 years ago

3 0

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one moving company charges $800 plus $16 per hour another moving company charges $720 plus $21 an hour at what number of hours w

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800 + 16x = 720 + 21x. Cancel out the 720 to get 80 + 16x = 21x. Subtract 16x from both sides to get 80 = 5x. Divide by 5 to get 16 = x, or x = 16. 16 hours. The charge is 800 + 16(16), = 720 + 21(16) which = 800 + 256 = 720 + 336 which = 1,056 = 1,056. Hope this helped!

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3 years ago

Use a graphing calculator to determine which equation for the line of regression, Pearson product-moment correlation value (r),

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<span>Predicted test score for 4 hours of study equals 99.
See the attachment for graph</span>