The school is putting on a production of West Side Story. Tickets cost $5 for students and $9 for non students. On one night there were three times as many students as there were non students. On...

The school is putting on a production of West Side Story. Tickets cost $5 for students and $9 for non students. On one night there were three times as many students as there were non students. On...

3x=2-7y and -4x=30-7y

Just a little confused on this math question need help on how to do it with steps explaining

Question Part Points Submissions Used During one month, a homeowner used 200 units of electricity and 140 units of gas for a total cost of $86.60. The next month, 210 units of electricity...

35 desks and 3 chalkboards cost $2082 40 desks and 2 chalkboards cost $2238

A winter clothing store had a sale and Cory bought two pairs of gloves and four hats for $43. Mark bought two pairs of gloves and two hats for $30. How much did each pair of gloves and each hat cost...

This is an elimination word problem that involves finding the dimensions of a shape.

Using elimination method

Substitution Form: 2x-3y=2 x+y=-1 x+y=-1 Elimination From: 2x/3 - 4y/5 = 1 and 3x-y=-7

A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 2 large boxes and 5 small boxes has a total weight of 67 kilograms. A delivery...

Colombian coffee beans cost $5.50 per pound, while Peruvian coffee beans cost $4.25 per pound. We want to mix the beans together so as to produce a 40 pound bag, costing $4.60 per pound. How...

Using elimination method

Use elimination method? I keep getting it wrong.

Whenever I try to solve this I get 0=0. I don't know what that means or if that's correct. Please help.

Here are the equations: 1/2x+1/3y=-4 1/5x+1/5y=-2 Can someone solve this using the elimination method? Ty!!

Elimation method Show work

4x+3y=15 8x+9y=15

Substitution Form: 2x-3y=2 x+y=-1 x+y=-1 Elimination Form: 2x/3 - 4y/5 = 1 and 3x-y=-7

solve using gaussian elimination x+3y+4z=1 3x+4y+5z=3 x+8y+11z=2

solve using gaussian elimination with matrices x+y-3z=4 4x+5y+z=1 2x+3y+7z=-7