Which statements are true for the following expression?
30. (8 + 7 + 3)
check all that are true.
the coefficient is 3.
the solution is the product of two factors
the solution is the sum of two terms.
the second factor is itself the sum of three terms.
the second factor is the sum of two terms.
me plz

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

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Zach spent 2/3 hour reading on friday a 11/3 hlurs reading on saturday. how much more time did he read on saturday tha on friday