Answer:
( 2, 1 )
Step-by-step explanation:
x remains the same and y coordinate changes signs
16 - 4 [ 3 + 2 / (9 - 7)]
16 - 4 [ 3 + 2 / 2)]
16 - 4 [ 3 + 1 ]
16 - 4 [4]
16 - 16
0 <===
Answer:
about 7.2 I think
Step-by-step explanation:
if his pay went up all the way to 770 it would be going up either 7.8 or 7.2
There would be 2034 students competing in 2012.
We can write a simple equation to find this answer. Let X, be the number of students starting in 2012. Then, we multiply by 0.9 and 1.1 to get to 2014. To work backwards, just divide by 1.1, then by 0.9.
2014 / 1.1 / 0.9 = 2034
Any number from 21-98 is between 20 and 99.