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Mathematics 8 Online
OpenStudy (anonymous):

Subtract 2x 2 - 6x - 4 from 4x 2 - 4x + 3.

OpenStudy (therealmeeeee):

ok

OpenStudy (therealmeeeee):

let me see

OpenStudy (therealmeeeee):

a² + a - 6 - (a³ - 2a) = a² + a - 6 - a³ + 2a = -a³ + a² + 3a - 6

OpenStudy (anonymous):

4x^2 - 4x + 3 - (2x^2 - 6x - 4) -- distribute through the parenthesis 4x^2 - 4x + 3 - 2x^2 + 6x + 4 now just combine like terms

OpenStudy (anonymous):

do you understand how to combine like terms ?

OpenStudy (anonymous):

2x^2 + 2x + 7

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