Answer: x=21
Step-by-step explanation:
50-90=40
40=2x-2
2*21=42
42-2=40
x=21
8.3 = 8+ 0.3
= 8 + 3/10
= 8 3/10
Answer:
c=-x^2+5x
1. f>30
2. s≥140
Hope This Helps!!!
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