X+y+z=0
2x+3y+2z=-3
-x-2y-z=1
solve using substitution...
Answers: 3
Mathematics, 21.06.2019 16:00
The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.
Answers: 2
Mathematics, 21.06.2019 16:30
A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.
Answers: 1
Mathematics, 21.06.2019 20:00
Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !
Answers: 1
English, 13.04.2021 19:00
History, 13.04.2021 19:00
Mathematics, 13.04.2021 19:00
Mathematics, 13.04.2021 19:00
English, 13.04.2021 19:00
Mathematics, 13.04.2021 19:00
English, 13.04.2021 19:00
Mathematics, 13.04.2021 19:00
Mathematics, 13.04.2021 19:00
Geography, 13.04.2021 19:00
Arts, 13.04.2021 19:00