Question

Combine the like terms to create am equivalent expression y-(-3y)

Answer 1

Answer:

$= 4y$

Step-by-step explanation:

$y - ( - 3y)$

we know that,

$( - ) \times ( - ) = ( + )$

so,

$y - ( - 3y) \\ y + 3y \\ = 4y$

hope this helps

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Answer 2

Answer:

$=4y$

Step-by-step explanation:

$y-\left(-3y\right)\\\mathrm{Apply\:rule}\:-\left(-a\right)=a\\=y+3y\\\mathrm{Add\:similar\:elements:}\:y+3y=4y\\=4y$