"seven" means ' 7 '
"two" means ' 2 '
"the quantity seven plus two" means ' (7 + 2) '
"one hundred times the quantity ..." means ' <em>100 (7 + 2)</em> '
That's the expression.
One of the rules for handling these things is that you should always
take care of anything inside parentheses first. So do that.
(7 + 2) = 9
Now you can can write the expression like this: ' 100 (9) ' .
That's just <em>900 .
</em>
Answer:
base=6
Step-by-step explanation:

The conversion factor is always a fraction that's equal to ' 1 '.
To convert meters to miles, multiply by
(1 mile) / (1,609.3 meters) .
Answer:
-0.6
Step-by-step explanation:
if you look and the x's, it shows that the numbers are going up by 5, if you look at the y's, it shows they are going down by 3.
put y over x. -3/5 = -0.6