Twice a number decreased by 20 is 50. What is the number?
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8
Let the number be x so twice of x is 2x
ACCORDING to the question
2x-20=50
=>2x=50+20
=>2x=70
=>x=35
HENCE THE NUMBER IS 35
Answered by
0
Answer:
Step-by-step explanation:
twice a number means 2x, is= always a equal sgin so, the expression would be 2x-20=50. decreased is always minus.
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