aishasharmaine4008
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HELP PLS!!!!!!!!!!! Add the following and express the answer in simplified form. a) [tex]2x, 9x , and -x[/tex] b)[tex]3xy, 2xy, 4xy, and -7xy[/tex] c) [tex]6abc, -8abc, 5abc, and -abc\\[/tex] d) [tex]-2ab, -3ab, 9, 7ab, -4[/tex]

Respuesta :

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Answer:

a) [tex]2x+9x+(-x)=10x[/tex]

b)[tex]3xy+2xy+4xy+(-7xy)=2xy[/tex]

c)[tex]6abc+(-8abc)+5abc+(-abc)=2abc[/tex]

d)[tex](-2ab)+(-3ab)+9+7ab+(-4)=2ab+5[/tex]

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