exam
Maths Puzzle
Numerical Ability
x+4y=-8
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exam Other Question
Please help me solve the system:
{x+y-4z=6
{2x-5y+3z=2
{x-6y+7z= -4.
thank you.
please can you help with this problem -3x+2y=8 3x+2y=8 university of phoenix elementary and intermidiate algebra