14-02-2017
Mathematics

contestada

One solution contains 40% alcohol and another solution contains 70% alcohol. How many liter of each solution should be mixed to make 10.5 liters of a 60% alcohol solution?

Respuesta :

Cladams1t Cladams1t

14-02-2017

.4(x)+ .7(10.5-x)=(.6)(10.5)
-.3x=-1.05
X=3.5 Liters

Answer Link

Otras preguntas

graph the given relation or equation amd find tge domain range for y=4x+3

Which of the following has a graph that is a straight line? Equation 1: y = 4x^3 + 6 Equation 2: y = 5x − 4.5 Equation 3: y^2 = x − 1 Equation 4: y = 2x^2 +

how does the author contrast zeus from cronus?

If you get a replacement driver's license, will your first one still scan successfully at a gas station while trying to buy beer in Ohio

When someone is considering a career as a lawyer, future earnings are the net cost. net benefit. future cost. future benefit.

how do you find the number of protons in an atom?

How do you write this equation "at a concert,you purchase 3 T-shirts and a concert program for a total cost of $90.The program cost $15 and the T-shirts all cos

70 miles in 2 hours. Write as a unit

If Douglas was a democrat, why did he support Clay?

Expressing your needs to others is aggressive behavior. True or False?