find the constant of proportionality for the table of values

X.
2
3
4

Y.
5
7.5
10

K=

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs

Given: prst square pmkd is a square pr = a, pd = a find the area of pmct.