Evaluate |6| - |-6|.

a. -36
b. 0
c. 6
d. 12

Answer is 12.

Step-by-step explanation:

6 - (-6)

6 + 6= 12

Keep, change, change.

Keep 6

Subtraction sign to addition.

Negative 6 becomes positive.

cut 138 centimeters off

step-by-step explanation:

250-112 = 138

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