Answer:
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Step-by-step explanation:
lol laugh mhgcmhtogut
Hey there!
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B(x)=(x_4)^2+5 that is the answer
-7x≥-21
Solution:
-7x ≥ -21
÷-7 ÷-7
flip the sign when we divide by a negative number
x ≤ 3
≥ and ≤ mean closed dot