Answer:
x is mL of 25% acid and y is mL of 50% acid
We set up 2 equations:
A) x + y = 250
B) .25 x + .50y = .35 * 250 which equals
B) .25x + .50y = 87.50 Multiplying A) by -.5
A) -.5x -.5y = -125 adding the equations we get
-.25x = -37.50
x = 150 mL
y = 100 mL
Source: http://www.1728.org/mixture.htm
Step-by-step explanation:
05/23727.90=100/x
105x=23727.90x100
105x=2372790
(105x)/105=2372790/105
x=22598
dealers cost is $22,598
<span>the 105% is the 100% price of the car plus the 5% of that tax</span>
Answer:The answer is D 3,500 milliliters.
Step-by-step explanation:
Answer:
4.78 x 10^11
Here is the answer to your problem
Answer:
The answer is 3
Step-by-step explanation:
The answer is 3 because the number with x is always the slope.
