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▹ Answer
<em>448/945</em>
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▹ Step-by-Step Explanation

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Answer:
x=6
Step-by-step explanation:
6(2x -11) 15 =21
6 × 2x = 12x
6 × -11 = -66
12x -66 + 15 = 21
-66 + 15 = -51
12x -51 = 21
-51 + 51 = 0
21 + 51 = 72
12x = 72
12x ÷ 2 = 0
72 ÷ 12 = 6
x = 6
2/3x-(-1)Answer:
Step-by-step explanation:
Answer:
A. 40
Step-by-step explanation: