a)(−2023).33+2023.(−68)+2023�)(-2023).33+2023.(-68)+2023
=2023.(−33−68+1)=2023.(-33-68+1)
=2023.(−100)=2023.(-100)
=−202300=-202300
b)(38−29+43)−(43+38)�)(38-29+43)-(43+38)
=38−29+43−43−38=38-29+43-43-38
=(38−38)−29+(43−43)=(38-38)-29+(43-43)
=−29=-29
=−29=-29
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a: \(\left(-2023\right)\cdot33+2023\left(-68\right)+2023\)
\(=2023\left(-33-68+1\right)\)
\(=2023\left(-100\right)=-202300\)
b: \(\left(38-29+43\right)-\left(43+38\right)\)
\(=38-29+43-43-38\)
=(38-38)+(43-43)-29
=0+0-29
=-29
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a) (-2023).33+2023.(-68)+2023=2023.(-33)+2023.(-68)+2023
=2023.[(-33)+(-68)+1]
=2023.-100
=-202300
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a: (−2023)⋅33+2023(−68)+2023
=2023(−33−68+1)
=2023(−100)
=−202300
b: (38−29+43)−(43+38)
=(38-38)+(43-43)-29
=0+0-29
=-29
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