Bethany has $3.10 in nickels and dimes. she has a total of 44 coins. what is the value of the nickels bethany has? a. $0.90. b. $1.30. c. $1.80. d. $2.60

step-by-step explanation:

10.50 + taxes which added up to 11.50

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