Mathematics, 20.10.2020 21:01 yoyo80431
Solve the following system of equations for all three variables.
2x + 7y – 7z = 6
-2x + 3y +9z = -10
- 2x + 7y + 5z = -2
Answers: 3
Mathematics, 21.06.2019 18:00
Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?
Answers: 2
Mathematics, 21.06.2019 20:30
2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.
Answers: 1
Solve the following system of equations for all three variables.
2x + 7y – 7z = 6
-2x + 3y +9...
-2x + 3y +9...
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