Answer:
2a -b -2
Step-by-step explanation:
3a -2 - b- a
Combine like terms
3a -a -b -2
2a -b -2
Answer: Not proportional
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Explanation:
Let's assume the two fractions are equal.
If so, then,

The last equation is false, so the first equation is false.
Therefore, the two ratios are <u>not</u> proportional.
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Another approach:
Calculate the decimal value of each fraction

The two ratios result in different decimal values, so the two ratios are not equal, aka not proportional.
the height of cylinder B is 4 inches
Answer:-61
Step-by-step explanation:
3-7(16/2+3-1)+6
3-7(8+3-1)+6
3-7(10)+6
3-70+6
-67+6
-61