A(t)=A0*(1/2)^(t/30)
where t=elapsed years
A0=initial mass at t=0.
The answer is 2,700
This is because
60
x45
------------
300
+2400
--------------
Or Use Partial Products
60. 0. 1.0x40
___________. 2.60x40
I2400 I. 30. I.
40I. I. I. 3.0x40
|---------I----------I. 4.0x5
5I. 0. I. 0. I
l____ I______I
I hope this helped because this was a lot and I mean a lot of work
Answer: Find the tax on an income on 77,911 and subtract 19,458, then divide it by 679.34
To find this answer, you first need to find the tax on an income of 77,911, you should have a table or equation for that. Then, subtract the amount of tax withheld (19458). This will give you the refund. Divide that by the amount of your payment and you will have your answer.
Its c.
If you will substitute those numbers to the pair of equations, both will be true.
1=-3+4
1=3-2