Work out the simplest form of 12 – 3[5 + 3{(7 – 9) – 2}].
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Answered by
1
Answer:
12-3(5+3(-2-2))
12-3(5-12)
12+21
33
Answered by
1
12 – 3[5 + 3{(7 – 9) – 2}]
= 12 - 3[5+3{-2-2}]
= 12 - 3[5 + 3 ×(-4)]
= 12 - 3[5 + (-12)]
= 12 - 3 × (-7)
= 12 - (-21)
= 12 + 21
= 33.
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