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Mathematics, 29.06.2019 18:00 khan2491
You know that 3+3+3+3=4*3=12.this shows that 4 groups of 3 equal 12. the expression x +x+x+x+=4x means x is used as an addend 4 times. write an equivalent expression for m+m+m.
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You know that 3+3+3+3=4*3=12.this shows that 4 groups of 3 equal 12. the expression x +x+x+x+=4x mea...
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