7x-9=12 solve the equation
Answers
Answered by
8
Answer:
x=3
Step-by-step explanation:
7x-9=12
7x=12+9
7x=21
x=21/7
x=3
Answered by
2
Answer:
7x - 9=12
7x=12+9
7x=21
x=21/7=3
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