If 5x+4y=13 and 4x+5y=14 , find the value of (x-y).
6 answers
If 5x+4y=13 and 4x+5y=14 , find the value of (x-y).
5x+4y=13
4x+5y=14
subtract them:
x - y = -1, well isn't that special, wonder if that was planned?
4x+5y=14
subtract them:
x - y = -1, well isn't that special, wonder if that was planned?
If two coins are tossed. Write the sample space and the number of sample points n (s).
1 Is
answer
answer
2-1=1
Math