f it is known that f (x) = 2x + 5 and f (x) = - 3, then the value of x is ...
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Answered by
3
f(x) = 2x + 5
f(x) = -3
2x + 5 = -3
2x = -3 -5
2x = -8
x = -4
Answered by
0
-3=2x+5
-3+5=2x
+2=2x
2/2=x
x=1
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