The solution of equation 7x- 9 = 12
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Answered by
2
Answer:
7x-9=12
7x= 12+9=21
7x=21
x= 21/7=3
so x is 3
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Answered by
1
Answer:
x = 3
Step-by-step explanation:
7x -9=12
7x= 12+9
7x= 21
x=21/7= 3
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