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bija089 [108]
3 years ago
11

Twice a certain number minus 7 is equal to 5. What is the number.

Mathematics
2 answers:
Mandarinka [93]3 years ago
8 0

Answer:

6

Step-by-step explanation:

2x-7=5

2x=12

x=6

x=the varible that represents the number

zepelin [54]3 years ago
6 0

Answer:

6

Step-by-step explanation:

Let the number be x.

2x - 7 = 5

Add 7 to both sides.

2x = 5 + 7

2x = 12

Divide 2 into both sides.

x = 12/2

x = 6

The number is 6.

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