Answer:
80 %
Step-by-step explanation:
since the percentage has increased by 2%, we say 78%+2%=80%
Answer:
The equation given has no solution.
Step-by-step explanation:
The equation given is:
Therefore, this is false.
Answer: third one
Step-by-step explanation:
(2x² + 7x + 10) - (x² + 2x - 9) =
2x² + 7x + 10 - x² - 2x + 9 =
x² + 5x + 19