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Mathematics 19 Online
OpenStudy (help_people):

@welshfella

OpenStudy (help_people):

Martina combined different amounts of water, vinegar, and rubbing alcohol to make 38 milliliters (ml) of a solution for a science experiment. The amount of water was x ml. The amount of vinegar was 8 ml less than that of water, and the amount of rubbing alcohol was half the amount of vinegar. This is represented in the equation below: x + (x - 8) + one half (x - 8) = 38 What was the difference in the amounts of water and rubbing alcohol Martina combined? 8 ml 14 ml 18 ml 20 ml

OpenStudy (welshfella):

first solve the equation for x to find the volume of water

OpenStudy (help_people):

i got 14?

OpenStudy (welshfella):

for the final answer?

OpenStudy (help_people):

yes

OpenStudy (welshfella):

thats correct for the final answer

OpenStudy (help_people):

ok ty

OpenStudy (welshfella):

x = 20 mls and amount alcohol = 0.5( 20-8) = 6

OpenStudy (help_people):

An inequality is shown below: -np - 5 ≤ 4(c - 2) Which of the following solves for n? n ≥ - the quantity 4 times c minus 3 all over p n ≥ - the quantity 4 times c minus 13 all over p n ≤ - the quantity 4 times c minus 3 all over p n ≤ - the quantity 4 times c minus 13 all over p

OpenStudy (help_people):

@welshfella

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