26-03-2021
Mathematics

contestada

Answer please 9 - (-4).

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fivestar101 fivestar101

26-03-2021

answer: 13
explain: at the like terms

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erickescobar733 erickescobar733

26-03-2021

it’s 13 because when there is a in front of an expression in parentheses, change the sign of each term in the expression so the - would turn into a + and it would be 9+4 basically so it’s 13

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