x/2 = 4/5
What is x = 1.6?
6/3 = x+3 / 4
What is x = 5?
2 / m+7 = 8/4
What is m = -6?
v / 6 = v + 7 / 4
What is v = -21?
m + 6 / m = 2/5
What is m = -10?
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