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Mathematics
Enrique Hernandez
31 October, 12:57
Simplify 12 + 3 (2x - 3) + 4.
6x - 3
6x + 7
6x + 13
+5
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Ace Strickland
31 October, 13:57
0
Remember the distributive property
a (b+c) = ab+ac
and commutative property
a+b=b+a
so
distribute first
3 (2x-3) = 3 (2x) + 3 (-3) = 6x-9
now we have
12+6x-9+4
move like terms together
6x+12-9+4
add like terms
6x+7
the answer is 6x+7
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Kamari Barrera
31 October, 15:18
0
12 + 3 (2x-3) + 4
multiply 3 by 2x and by - 3
12 + 6x - 9 + 4
6x+7
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