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A=3b= -4c = 122(a + b)

A=3b= -4c = 122(a + b)
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A=3b= -4c = 122(a + b)

User Keith Enlow
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1 Answer

4 votes

Let's evaluate the expression


2(a+b)

when a=3, b=-4 and c=12.

Then


\begin{gathered} 2(3-4)=2(-1) \\ =-2 \end{gathered}

Therefore, the expression has a value of -2 for those values of the variables.

User Azr
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