3. Three less than twice a number is 15. What is the number?
2 answers:
Answer:
x =9
Step-by-step explanation:
Let x = be the number
2x -3 =15
Add 3 to each side
2x-3 +3 =15 +3
2x = 18
Divide each side by 2
2x/2 =18/2
x =9
Answer:
Step-by-step explanation:
Three (3) less than (-) twice (2) a number (x) is (=) 15
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