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Mathematics 18 Online
OpenStudy (anonymous):

Simplify the following expression. 7x - 4y + 5z - 2x - 10y + z 5x - 14y + 6z 9x - 14y + 6z 5x - 6y + 6z 9x - 6y + 6z

OpenStudy (lucaz):

(7x-2x)+(-4y-10y)+(5z+z)= 5x + -14y + 6z = 5x-14y+6z

OpenStudy (anonymous):

7x - 4y + 5z - 2x - 10y + z 5x-14y+6z so answer is a

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