The sign that represents "is not equal to", is an equals sign with a line in it, such as ≠. Therefore, you can write r≠4.
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r+r+r+r+r=10 therefore, r must equal two
pq-r, if p is 3, q is 4, and r is -6 is equal to 3 x 4 - (-6), which is equal to 12 + 6, which is equal to 18.
-4r = 8Divide each side of the equation by -4 :r = -2
If: d = 60 times 4 then d = 240
The answer is 123 4/12 or