Respuesta :

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(5y-1)+(-2y+4)
= 5y-1-2y+4
= 3y+3
TSO
5y - 1 + (-2y + 4)

Remove the parenthesis

5y - 1 - 2y + 4

Rearrange the terms

5y - 2y - 1 + 4

Simplify the like terms

3y + 3