(-3) + [ 1 + (-7) ] = [(-3) + 1 ] + _____
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(-3) + [ 1 + (-7) ] = [(-3) + 1 ] + (-7)
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Step-by-step explanation:
(-3) + [ 1 + (-7) ] = [(-3) + 1 ] +
-3 + ( -6 ) = (-2) +
-9 = (-2) +
-9 + 2 =
-7 =
So,
(-3) + [ 1 + (-7) ] = [(-3) + 1 ] + (-7)
Hope it helps you.
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