Answer:
31
Step-by-step explanation:
x+24+4x+1=180
5x+25=180
5x=155
x=155/5=31
Answer:
x=-11
Step-by-step explanation:
Answer:

Step-by-step explanation:
we have

we know that

Applying difference of square

Answer:
The answer is Undefined (∞).
Step-by-step explanation:
The line y = 1 has a slope of 0, and the line parallel to it, for instance, y = 3, has the same slope, m1 = 0. For the slope of the line perpendicular to that parallel line is m2 = -1/m1, which is -1/0 = ∞
Answer:
121.5625
Step-by-step explanation: