Respuesta :

Astrology

Answer:

x = 6

Step-by-step explanation:

2x - 5 = 7

Add 5 to both sides

2x - 5 + 5 = 7 + 5

2x = 12

Divide both sides by 2

2x / 2 = 12 / 2

x = 6

OneOfAKindSunflower

Answer:

n=6

Step-by-step explanation:

Let's say that the number is n.

2 times a number would be:

2n

Decreased by 5 would be:

2n-5

Result is 7 would be:

2n-5=7

Simplify and solve:

2n=7+5

2n=12

n=6

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