The subtraction sign in front of the second set of parenthesis changes the signs on the terms inside those parenthesis. So this could be rewritten as
. None of the exponents on the x are the same, so we will just express it in terms of descending powers of x.
. This is also the same as
if you don't like to start with a negative. Either one is correct.
200 is 80%
200 / 80 = 2.50 (1%)
2.50 * 100 = £250
Hope this helps.
When you're combining 'like terms', look for all the terms that end with 'ab'.
Then add all the numbers that have 'ab' after them.
Answer:
c
Step-by-step explanation:
Answer:
B: 0.15
Step-by-step explanation: