@ fletcheraltenwerth
joined in october 2019
asked by wiki user
12.5
it equals zero
7x
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5
9
10, 20, 30, 40, 50, 60, 70, 80, 90
or 11 if you are including 100
x + 5 = -3
minus the 5 from both sides
this gives you:
x = 2
there is your answer!