Question

a) (20 - 12) + (-2) =
b) -12 + (-64) + (-17) + 4 =
c) V900-23.5+ 17.(-2)-6.5.10 -(-60-(-10)] = (-2) =
d) -6 -5.[5.(-2) - 5] +(-5).4
e) -9 +3-[(8 - 10) - (9 - 2)]​

Answer 1

(20 - 12) + (-2) =6

- 12 + (-64) + (-17) + 4=89

Explicación paso a paso:

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