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Explanation: <em><u>First you had to convert element to fraction is 2=2/1 ,and it gaves us -4/5÷2/1. Then apply to the fraction rules, -4/5 *1/2=-2/5 is the right answer. Hope this helps! And thank you for posting your question at here on Brainly. And have a great day. -Charlie </u></em>
Answer:
X = -18
Step-by-step explanation:
7-18=-11
6u + 3u = 18
9u = 18
u = 18/9
u = 2