Cruz R.
asked 09/13/1610g–2(4h)+7g
i need help for my homework.
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1 Expert Answer
Mark M. answered 09/13/16
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Mathematics Teacher - NCLB Highly Qualified
10g - 2(4h) + 7g
10g - 8h + 7g multiplication first
10g + 7g - 8h commutative property
17g - 8h combine like terms
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Michael J.
09/13/16