You times 4 by everything inside the parentheses, so the answer would be as follows. 16a + 20b - 12

above is the distance formula, plugging your numbers from P(x1,y1) and Q(x2,y2).

or
Hmm, the slope is undefined. But like what exactly are you looking for as an answer?
I think u multiply and then divide by one of its multiples
Answer:
It's true because its a rational number.
Step-by-step explanation: