The principal would like to assemble a committee of 7 students from the 13-member student council. How many different committees can be chosen?

$4

step-by-step explanation:

$30×5=$150

$150 minus $130=$20

$20÷5=$4.

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898.1666667

step-by-step explanation:

5389/6 = 898.1666667

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c