A lab technician must make 1800 grams of a 25% alcohol solution by mixing 20% and 40% alcohol solutions together. How many grams of each solution should be used in the mixture? 16. Let x represent the grams of the 20% solution and y represent the grams of the 40% solution. Write a system of equations. [x+y=1800 A) C) .25x+.20y=.40(1800) √x+y=1800 .25x+.20y=.40 B) D) x+y=1800 .20x+.40y=.25 x+y=1800 |.20x+.40y=.25(1800)

Q: What are m and b in the linear equation, using the common meanings of m and b?

A:

Q: you sell heating oil. your yearly storage cost C, in dollars, depends on the amount q, in thousands…

A: The given relationship between the cost (C) and the amount of oil (q) is given as follows -  C = 4q…

Q: х — у %3D 6 (3x + 5y = 2 12. Solve the system: A. x = 2, y = 4 В. x = -2, y = 4 C. x = 4, y = 2 D. x…

A:

Q: Solve the problem. In a lab experiment 12 grams of acid were produced in grams produced. O By = 3x +…

A: Please refer the attached image for complete solution.

Q: -ae - - Find the values of the constants A. B and C.

A: We have to use partial equation here.

Q: Michael wants to buy an efficient Smart car that according to the latest EPA standards gets 33 mpg…

A:

Q: The height y, in feet, of a baseball t seconds after being thrown upward can be approximated by y =…

A:

Q: uppose the equations E(n)=8000+500n and G(n)=16,000+2000n give the total cost of operating an…

A: Given,Equation of total cost of heating a home by electricity and gas is E(n)=8000+500n and…

Q: What are m and b in the linear equation y = 10x + 7

A: We know y=mx+b (equation of line) is called the slope-intercept form of equation of straight line…

Q: What are m and b in the linear equation y = 28x + 21?

A:

Q: Solve: x dy -(3x+5y) + 15y = 0 and write your solution set as a single equation

A: Remember:1.if ax2+bx+c=0Then, x=-b±b2-4ac2a2. If y1 and y2 are general solutions of a differential…

Q: The equation y=−3(x−20)2+1434y=-3(x-20)2+1434 is used to determine the profit earned, y,y, from…

A: Given equation:y= -3(x-20)^2+ 1434. Where, y represents profit And, x represents unit price.

Q: The number of streetlights in a  town is growing linearly. 10 months there were 70 lights. Now there…

A: increase of lights in 10 months = 470-70=400

Q: A experiment calls for 60 gallons of a 60% saline solution. You only have a 70% saline solution and…

A:

Q: Solve the equation 8x - 5y + 3z = 11.

A: The given equation is

Q: Bryce runs at a constant speed and travels 9 meters in 6 seconds. If Bryce runs for 3 seconds at…

A:

Q: A model for the percentage of U.S. households with outstanding student debt is given by: P = 0.056t2…

A:

Q: What are m and b in the linear equation, using the common meaning of m and b?

A: