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z = -80
9z-5z = 30+z 3z = 30 z = 10
6z + 28 = 12z + 10 18 = 6z 3 = z
Can you help with this equation? Thanks. Solve for x and y and z for the following. x plus y plus z equals 9 x plus 2y plus 3z equals 23 x plus 5y plus -3z equals -7
z remains undefined.