Twice the sum of a number and one is twenty-two
1 answer:
Answer:
10
Step-by-step explanation:
(1 + x) (2) = 22
———— ——
2 2
(1 + x) = 11
-1 -1
X = 10
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Anna=12x because Demarco is 4x and Anna is 3 times older than 4x
Answer:
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Step-by-step explanation:
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a. 60 miles/1 hour because 420/7
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970 000
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