exam
Maths Puzzle
Numerical Ability
Directions say: solve each system of equations.
2x-y+z=1
x+2y-4z=3
4x+3y-7z=.8
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exam Other Question
Graph each equation by plotting points.
x= -7
Graph the following line: y=((5x)/3)-3
I need at least three points so if someone can explain everything about this I would really appreciate it. Thanks