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I am Lyosha [343]
4 years ago
14

Multiply out the bracket and simplify 3(x+7)+2x

Mathematics
1 answer:
erica [24]4 years ago
5 0
Remember
order of operaions and distributiv propery
a(b+c)=ab+ac

3(x+7)+2x
multiply first (distribute)
3(x+7) =3x+21
3x+21+2x
5x+21
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