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OpenStudy (anonymous):
(4x+2y-6z)+(5y-2z+7x)+(-9z-2x-3y) can anyone help me with this please? :(
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hero (hero):
Hint: add like terms: (4x + 7x -2x) + (2y + 5y -3y) + (-2z - 6z -9z)
OpenStudy (anonymous):
okay thank you.
hero (hero):
To simplify it even further: (4 + 7 - 2)x + (2 + 5 - 3)y + (-2 - 6 - 9)z
OpenStudy (anonymous):
thank you :D YOU ARE THE BEST
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