If a = 7, what is the value of the expression 2(a + 8)?
2 answers:
Plug in a=7, and you have
2( 7 + 8 )
Here, we know that 7+8=15
So we have 2( 7 + 8 ) = 2( 15 )
2 times 15 equals 30
So 2( 7 + 8 ) = 2( 15 ) = <em>30</em>
2 ( 7 + 8 )
Do the distribute property.
14 + 16
= 30
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