Find the value of -7 + (-9) + 11 + 8.

-35
2
3
-13
i got 21 but that's not the right answer so can someone me?

Find the area of a square with a side length of 1/4 in.

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Glenda makes an online purchase for picture frames for $12.95 each and formats of $5.89 each the site says it taxes paid by the customer or 6.5% of the total purchase price shipping charges are based on the