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Pre-Algebra 19 Online
OpenStudy (anonymous):

Subtract the following polynomials (3x^2-5x+12) (5^2+x-11

OpenStudy (anonymous):

help me please

OpenStudy (anonymous):

=(3x^2-5x+12) - (5x^2+x-11) = 3x^2-5x+12 - 5x^2-x+11 = 3x^2- 5x^2-5x-x+12+11 can you solve it now..??

OpenStudy (anonymous):

@estrella2 ???

OpenStudy (anonymous):

is -2x^2-6x+23

OpenStudy (anonymous):

@estrella2 yes perfect... :)

OpenStudy (anonymous):

Subtract the following polynomials, then place the answer in the proper location on the grid. Write answer in x-y-z order and include the tenths place. (7.8x-3.4y+z)(-9.2x+4.8y-2.1z)

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