Question

the solution is n = –2 verified as a solution to the equation 1.4n 2 = 2n 3.2. what is the last line of the justification? a.0.8 = 0.8 b.–0.8 = –0.8 c.3 = 3 d.–3 = –3

Answer 1

The justification:
1.4 · ( -2 ) + 2 = 2 · ( -2 ) + 3.2
-2.8 + 2 = - 4 + 3.2
- 0.8 = - 0.8
Answer: B)

Answer 2

Answer:

answer is B.

Step-by-step explanation: