8. If $3 < 2 x - 4 < 6$ , which of the following inequalities gives all possible values for $2 x$ ?
A) $7 < 2 x < 10$
B) $3.5 < 2 x < 5$
C) $7 > 2 x > 10$
D) No solution

Answer

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Answer

Now, we can see that the inequality matches option A, so the answer is $A) 7 < 2 x < 10$

Steps

Step 1 ：Add 4 to all sides of the inequality: $7 < 2 x < 10$

Step 2 ：Now, we can see that the inequality matches option A, so the answer is $A) 7 < 2 x < 10$