12 Solve the following system of equations. 2x - 3y + z = -1 2x - 2y - 2z = -8 x + 5y - 3z = 2 Choose one answer. A. (1, 1, 0) B. (-1, 2,...
12 Solve the following system of equations. 2x - 3y + z = -1 2x - 2y - 2z = -8 x + 5y - 3z = 2 Choose one answer. A. (1, 1, 0) B. (-1, 2,...
Question 11 The math team sold 42 hamburger meals and 15 ribs meals at the pep rally for a total of $243. At the game that night they sold 36 hamburger meals and 30 ribs meals for a total...
Question 1 What is the slope of the line which passes through (4, 5) and (0, 1)? Choose one answer. A. undefined B. 1 C. zero D. 4 Question 2 Solve...
The grocer has some $4-per-lb coffee and some $8-per-lb coffee that he will mix to make 50lb of $5.60-per-lb coffee. How many pounds of each should be used?(Hint: make a table with #of lbs, price/lb...
A jet travels 1887 mi against the wind in 3 hours and 2157 mi with the wind in the same amount of time what is the rate of the jet in still air and what is the rate of the wind
Can someone please help me. I thought i would times the first equation by -11 so that i could cancel out the x variables but than i just confused myself more because i ended up with y=113/-45. I am...
A system of equations is shown below: 3x + 8y = 12 2x + 2y = 3 Part A: Create an equivalent system of equations by replacing one equation with the sum of that equation...
Terry is going to a carnival. There are two plans for purchasing tickets. Terry can pay $15.50 for admission and $0.75 for each ride or she can pay no admission and $1.75 for each ride
Solve the system of equation
Solve the system of equation
Solve the system equation
The sum of three angles is 180. The smallest angle has a measure of 3/5 the measure of the second smallest angle. The largest angle is 9 degrees less than 11 times the measure of the second smallest...
Systems of Equations.
Systems of Equations.
Systems of Equations.
Your budget is 120,000. Billboard print ads cost 4,000 each while online advertisements cost 2,000 each. You also need to ensure that your advertisements reach a total audience of 500,000 people....
2x - 3y - 4z = -21, -4x + 2y - 3z = -14, -3x - 4y + 2z = -10 these are the equaltions
An office building has two elevators. One elevator starts out on the 4th floor, 35 feet abouve ther ground, and is descending at a rate of 2.2 feet per second. The other elevator starts out at ground...
x - 2y + 3z = 11 4x + y - z = 4 2x - y + 3z = 10
Need system of equations and amounts that adults and children paid in each group.