 , 22.06.2019 20:00 soccerjessie40901

# Precalculus: ** solve using *** 30 points & i will award brainliest! solve the system of equations using matrices. use gaussian elimination with back- substitution. x+y+z = -5 x-y+3z = -1 4x+y+z = -2 it would be great if you could send me an attachment of the step by step work using matrices! i'm really confused rn   ### Another question on Mathematics Mathematics, 21.06.2019 13:30
125 tickets were sold for the jazz band concert for a total of $1,022. students tickets cost$6 each, and general admission tickets cost \$10 each. how many of each kind of tickets were sold? Mathematics, 21.06.2019 17:30
The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold? Mathematics, 21.06.2019 18:00
Enter numbers to write 0.000328 0.000328 in scientific notation. 1 1 0.000328=3.28 × 0 . 000328 = 3 . 28 × =3.28×10 = 3 . 28 × 10 Mathematics, 21.06.2019 19:00
Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7
Precalculus: ** solve using *** 30 points & i will award brainliest! solve the system of eq...
Questions   History, 14.01.2021 01:20       Social Studies, 14.01.2021 01:20  Mathematics, 14.01.2021 01:20      History, 14.01.2021 01:20  Questions on the website: 13585821