When $4$ times the number $x$ is added to $12$ , the result is $8$ . What number results when $2$ times $x$ is added to $7$ ?

- 1

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Solution

The correct option is B $5$
$4$ times the number $x$ is added to $12$ , the result is $8$ .
This can be mathematically written as $4 x + 12 = 8$
$\Rightarrow 4 x = 8 - 12 = - 4$
$\Rightarrow x = - 1$
Now, when $2$ times $x$ is added to $7$ , we get $2 \times - 1 + 7 = - 2 + 7 = 5$ .

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When 4 times the number x is added to 12, the result is 8. What number results when 2 times x is added to 7 ?

The correct option is B 54 times the number x is added to 12, the result is 8.This can be mathematically written as 4x+12=8⇒4x=8−12=−4⇒x=−1Now, when 2 times x is added to 7, we get 2×−1+7=−2+7=5.

When $4$ times the number $x$ is added to $12$ , the result is $8$ . What number results when $2$ times $x$ is added to $7$ ?

The correct option is B $5$
$4$ times the number $x$ is added to $12$ , the result is $8$ .
This can be mathematically written as $4 x + 12 = 8$
$\Rightarrow 4 x = 8 - 12 = - 4$
$\Rightarrow x = - 1$
Now, when $2$ times $x$ is added to $7$ , we get $2 \times - 1 + 7 = - 2 + 7 = 5$ .