What is the value of the expression
-3-(-4)?

The value of this expression is -7

1

Step-by-step explanation:

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

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