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Mathematics 7 Online
OpenStudy (jacobbirddog):

HELP ME ILL FAN ND MEDAL PLEASE HELP ME! help me please!!!!! Subtract and simplify: (14x^2 + 8) – (6x^2 + 5x – 1)

OpenStudy (anonymous):

163x-1

OpenStudy (anonymous):

204x-41x-1 163x-1

OpenStudy (anonymous):

When subtracting, you just take the second part and change all of the signs so it becomes (14x^2+8)+(-6x^2-5x+1). You can then add the like terms together for a final answer of 8x^2-5x+9

OpenStudy (jacobbirddog):

Multiply and simplify: 3a(4a2 – 5a + 12)

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