Answer:
7
Step-by-step explanation:
7x2=14
14-5=9
twice a number (2x) is decrease by five ( - 5 ), the result is nine ( = 9 )
2x - 5 = 9
2x = 9 + 5
2x = 14
2x/2 = 14/2
x = 7
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Answers & Comments
Answer:
7
Step-by-step explanation:
7x2=14
14-5=9
twice a number (2x) is decrease by five ( - 5 ), the result is nine ( = 9 )
Answer:
2x - 5 = 9
2x = 9 + 5
2x = 14
2x/2 = 14/2
x = 7