do I just have to find the sum?
21x - 19 = 3x + 17 |add 19 to both sides
21x = 3x + 36 |substract 3x from both sides
18x = 36 |divide both sides by 18
x = 2
Answer:
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Step-by-step explanation:
bgkjm
Well I'm assuming you mean percent by o/o
Percentages are out of a hundred so you would write it 228/100
