1/2 = 3/6
5 gallons of water changed it to 5/6, so that would mean 2/6 would be 5 gallons worth.
5 x 3 = 15.
Hope this helps.
Answer:
n = 12 nickels
d = 11 dimes
q = 7 quarters
Step-by-step explanation:
.05n + .1d + .25q = 3.45
n + d + q = 30
n = q + 5
n = 12
d = 11
q = 7
Answer:
Ok, the solution to the first one. See below.
Step-by-step explanation:
![1>3-d\\\\\mathrm{Add\:}d\mathrm{\:to\:both\:sides}\\\\1+d>3-d+d\\\\\mathrm{Simplify:}\\\\1+d>3\\\\\mathrm{Subtract\:}1\mathrm{\:from\:both\:sides}\\\\1+d-1>3-1\\\\\mathrm{Simplify:}\\\\d>2](https://tex.z-dn.net/?f=1%3E3-d%5C%5C%5C%5C%5Cmathrm%7BAdd%5C%3A%7Dd%5Cmathrm%7B%5C%3Ato%5C%3Aboth%5C%3Asides%7D%5C%5C%5C%5C1%2Bd%3E3-d%2Bd%5C%5C%5C%5C%5Cmathrm%7BSimplify%3A%7D%5C%5C%5C%5C1%2Bd%3E3%5C%5C%5C%5C%5Cmathrm%7BSubtract%5C%3A%7D1%5Cmathrm%7B%5C%3Afrom%5C%3Aboth%5C%3Asides%7D%5C%5C%5C%5C1%2Bd-1%3E3-1%5C%5C%5C%5C%5Cmathrm%7BSimplify%3A%7D%5C%5C%5C%5Cd%3E2)
See attachment below.
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x+4
___________
(x+2)|(x^2+6x+9)
-x^2-2x
__________
4x+9
-4x-8
__________
1
so the quotient is:
(x+2)(x+4)+1/(x+2)