False -1 is not a solution.
F=5x
f-1x=5x-1x=4x
so f-1x=4x
So 63 divde by 7 = 9 so we need to multiply 2 by 9 to get the answer and 2 * 9 = 18
b is equal to 1
Step-by-step explanation:
I guessed and it came to be the right answer.
2/5 in percentage is 40%. Since 5/5 represents 100%, 100 divided by 2/5 is 40. Thus 2/5 is 40%