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Simplify 12 + 3(2x - 3) + 4. 6x - 3 6x + 7 6x + 13
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Simplify 12 + 3(2x - 3) + 4.
6x - 3
6x + 7
6x + 13

User Keyah
by
8.7k points

2 Answers

1 vote
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
User Milliams
by
8.4k points
6 votes

12 +3(2x-3) +4

multiply 3 by 2x and by -3

12 +6x -9 +4

6x+7

User Johnmerm
by
7.5k points
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