1) 2 – 5 x 7 =
2) –5 – (3 + 4 x –6) + 1 =
3) –4 + 6 x –2 ––8 x 7 =
4) –18 x 6 ––7 x 6 + –9 =
5) –12 – 24 + 6 x–5 =
6) 4 – 5 ––6 – 7 x 8 + 9 =
7) 3 ––5 x 6 ––9 + –3 =
8) –7 + [–2 x(3 – 4 x 2) – 1] =
9) [–6 – 7 x(5––7) +3] – [23 – 45 x 9] =
10) 3 –{ – [ – ( – 8 ) ] } =
Respuestas a la pregunta
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Respuesta:
1) ) 2 – 5 x 7 = -33
2) –5 – (3 + 4 x –6) + 1 = 17
3) –4 + 6 x –2 ––8 x 7 = 40
4) –18 x 6 ––7 x 6 + –9 = -75
5) –12 – 24 + 6 x–5 = -66
6) 4 – 5 ––6 – 7 x 8 + 9 = -42
7) 3 ––5 x 6 ––9 + –3 = 39
8) –7 + [–2 x(3 – 4 x 2) – 1] = 2
9) [–6 – 7 x(5––7) +3] – [23 – 45 x 9] =
10) 3 –{ – [ – ( – 8 ) ] } =
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Explicación paso a paso:
1.
2-5×7
2-35
-33
2.
-5-(3+4×-6)+1
-5-(3-24)+1
-5-(-21)+1
-5+21+1
16+1
17
3.
-4+6×-2--8×7
-4-12+56
-16+56
40
4.
-18×6--7×6+-9
-108+42-9
-66-9
-75
5.
-12-24+6×-5
-12-24-30
-36-30
-66
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