Question

efetue as operaçoes :
A (-2y)+(-3y)=
B (+8x)-(-11x)=
C (-5x)-(-11x)=
D (-6y)-(-y)=
E (+7y)-(+7y)=
F (-3X)-(+4X)=
POR FAVOR GENTE ME AJUDA AI !

Answer 1

a) -2y-3y= -5y
b) +8x+11x= 19x
c) -5x+11x= +6x
d)-6y+y= -5y
e)+7y-7y= 0
f)-3x-4x= -7x

Answer 2

A)

 (-2y) + ( -3y ) =

-2y - 3y

-5y

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B)

(+8x) - (-11x)

8x + 11x

19x

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C)

(-5x) - (-11x)

-5x + 11x

6x

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D)

 (-6y) - (-y)

-6y + y

-5y

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E)

(+7y) - (+7y)

7y - 7y

0y

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F)

(-3x) - (+4x)

-3x - 4x

-7x