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Problem Combine the like terms to create an equivalent expression: y−(−3y) please someone explain to me how to do this?
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3 votes
Problem

Combine the like terms to create an equivalent expression:

y−(−3y)
please someone explain to me how to do this?

User Jacob Wan
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1 Answer

5 votes
y-(-3y)= 4y
Because you have two negative signs, 3y becomes positive. This makes the expression y+3y, which is 4y.
User Alexander Braekevelt
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