13+3-{(-12)+(-2)+5 [8-(-4)]}
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godambenitin03pcblwv:
thank u sooooo much
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13+3-(-12-2)+5(8+4)
13+3+12-2+5+12
13+3+10+5+12
= 43
13+3+12-2+5+12
13+3+10+5+12
= 43
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