Question

15/4 - 7x = 9 (linear equations in one variable)​

Answer 1

Answer:

15/4 -7x = 9

-7x = 9 - 15/4

-7x = 36-15/4

-7x = 21/4

x = 21/4 ÷-7

x = 21/4 × -1/7

x = -3/4

Step-by-step explanation:

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Answer 2

15/4-7x=9

15/4=7x=9

15/4=9=7x

Step-by-step explanation:

15/4=3.75

3.75=9=7x

3.75x=9-7

3.75x=2

x=187.5