You can only add/subtract like terms so:
2a+ab+2b+4a^2-3ab+9
2a-2ab+2b+4a^2+9 (the only like terms were ab and -3ab)
Answer:
We conclude that the percent of decrease = 20%
Step-by-step explanation:
Given
- Amount of decrease = $3930 - $3144 = $786
Using the formula
Percent of decrease = ( amount of decrease / orignal amount × 100 ) %
= ( 786 / 3930 × 100 ) %
= ( 0.2 × 100 ) %
= 20%
Therefore, we conclude that the percent of decrease = 20%
Answer:
your answer is 12 units
Step-by-step explanation:
I hope it helps
I think that the answer is 16
