20100219130085 20100219130085

02-09-2021
Mathematics

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please help meee!!!!

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Respuesta :

02-09-2021

Answer:

a) 5x-1

b) 9x+2

c) 5x+6

Step-by-step explanation:

a) (1+2x)-(2-3x) =

2x+1+3x-2=

5x-1

--------------------

b) (-3+5x)-(-4x-5)=

5x+4x-3+5=

9x+2

----------------------

c) (x+1)-(-4x-5)=

x+1+4x+5=

5x+6

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