Question

ME PODRIAN AYUDAR ES URGENTE les doy 15 puntos

a. -1/2 + ? = -1/2

B. 3/4 + ? = -3/10

C. ? + 1/6 = -1

D. ? + ? = -1

E. 3/5× ? = 1/2

F. 1/8 × ? = -3

G. ? × -7 = 5/6
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Answer 1

Respuesta:

a. 0

b. -21/20

c. -7/6

d. -1/2

e. 5/6

f. -24

g. -5/42

Explicación paso a paso:

a. -1/2 + ? = -1/2

? = -1/2 + 1/2

? = 0

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B. 3/4 + ? = -3/10

? = -3/10 - 3/4

? = -6/20 -15/20

? = -21/20

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C. ? + 1/6 = -1

? = -1 - 1/6

? = -6/6 -1/6

? = -7/6

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D. ? + ? = -1

? = -1/2

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E. 3/5× ? = 1/2

? = 1/2 : 3/5

? = 1/2 * 5/3

? = 5/6

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F. 1/8 × ? = -3

? = -3 : 1/8

? = -24

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G. ? × -7 = 5/6

? = 5/6 : (-7)

? = 5/6 * (-1/7)

? = -5/42