143 is added to twice a number and this sum is multiplied by 2, the result is the same as if the number is multiplied by 0 and 2
is added to the product. What is the
number?
1 answer:
Answer:
-71
Step-by-step explanation:
let 'n' = a number
2(143 + 2n) = 0n + 2
2(143 + 2n) = 2
143 + 2n = 1
2n = -142
n = -71
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