I'm pretty sure its 5, because theres 15 on the one side and 10 on the other and the <em><u>?</u></em><em><u> </u></em> side would be 5 then.
46 because 58% of 46 is equivalent to multiplying them I think so yeah 58% x 46 = 26.68
The equation to this would be:
2t - 3 = Martina's height
Hope this help's you! Happy thanksgiving, here's a turkey!

Let

denote the

th partial sum of the series, i.e.

Then

and subtracting from

we get


As

, the exponential term vanishes, leaving us with

and so