Answer:

Step-by-step explanation:
Standard equation of a line is y = mx + b, where m is the slope.
Given line y = - 3x + 78, slope, m₁ = -3
<em><u>To find the line perpendicular to the given line.</u></em>
The lines are perpendicular to each other if the product of their slopes = - 1
That is,

So the slope of new line is


Answer:
558
Step-by-step explanation:
I can't say :>
One pair is 4.345+4.345 (which is the pair that does not involve grouping)
Answer:
C Vertex is (2, 27)
Step-by-step explanation:
C Vertex is (2, 27)