Solve by means of a combination of substitution and addition elimination

2x-y+3z=-14

4x+2y-z=12

6x-3y+4z=-22

Mr. Holmes determines a user $800 each month if he gives away 60 percent of his budget how much will be his overall budget

Ending balance 1 59.75 outstanding deposits 175.46 outstanding checks 231.69 what is the balance

What is the period of the function Y=3/2cot[3/5x]+5 Pi/5 units 3pi/5 units 2pi/3 units

Two lines, C and D, are represented by the equations given below: Line C: y = x + 10 Line D: y = 3x + 2 Which of the following shows the solution to the system of equations and explains why?

This figure is made up of two shapes, a semicircle and a squere. the semicircle is 4cm and squere is 4cm. what is the exact perimeter of the figure? a. 2+12cm b. 4+12cm c. 2+6cm d. 4+16cm

What is the volume of a sphere if the radius is six

The graph shown here displays the distance, in miles, traveled by an airplane in a certain number of hours.

A summer camp is providing breakfast for 350 children that includes a 6 ounce serving of sausage per student. The camp can only purchase sausage in whole 1 pound packages.

What is the surface area of a conical grain storage tank that has a height of 43 meters and a diameter of 14 round to the nearest square meters

There are 8 rulers in the drawer Sara took 3 rulers from the drawer how many rulers are now in the drawer