Answer:
b
Step-by-step explanation:
use demos online graphing calculator to check and for future graph problems
5(7 + 23) because you are multiplying 7 + 23 by 5. This is a numerical expression because it has numbers and opperations. This is not an algebraic expression because there are NO variables. Hope this helps :)
The office must buy 6 5- gallons jugs each month for Best Water to cost less.
Synthetic division yields
-3 | 1 5 4 -6
. | -3 -6 6
- - - - - - - - - - - - -
. | 1 2 -2 0
which translates to
with remainder 0. Now by the quadratic formula,
and so
The <em><u>correct answer</u></em> is:
$280 per month.
Explanation:
Increasing the tuition by 5% means taking 100% of the original number plus an additional 5%; 100+5 = 105% of the original amount.
105% = 105/100 = 1.05; to find 105% of 3200 we multiply it by 1.05:
3200(1.05) = 3360
Since she saved the same amount monthly, we divide the expected total by 12 to find this amount:
3360/12 = 280
