Answer:
4x - 7 = 0 : x = 7/4
Explanation:
The problem is 4x - 7 = 0
Add 7 to both sides: 4x - 7 + 7 = 0 + 7
Now simply 4x = 7
Next, divide both sides by 4: 4x/4 = 7/4
x = 7/4
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