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miss Akunina [59]
3 years ago
5

Eleven more than four times a number equal the number less 7 find the number

Mathematics
1 answer:
bixtya [17]3 years ago
7 0

For this case we have to:

x: Let the variable representing the unknown number

We algebraically rewrite the given expression:

Eleven more than four times a number, is represented as:

11 + 4x

The number less 7, is represented as:

x-7

Thus, the complete expression is:

11 + 4x = x-7

We subtract x from both sides of the equation:

11 + 4x-x = -7\\11 + 3x = -7

We subtract 11 from both sides of the equation:

3x = -7-11

Equal signs are added and the same sign is placed:

3x = -18

We divide by 3 on both sides of the equation:

x = - \frac {18} {3}\\x = -6

Answer:

x = -6

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sweet [91]

Answer:

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Step-by-step explanation:

Given:

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