X−8≥4 x=? please explain how you got the answer

asked Dec 5, 2022 77.9k views

17 votes

X−8≥4
x=?
please explain how you got the answer

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5 votes

Answer:

$x \geqslant 12$

Explanation:

$x - 8 \geqslant 4$

Move the constant to the right-hand side and change its sign

$x \geqslant 4 + 8$

Add the numbers

$x \geqslant 12$

Alternate form

x∈[12 , + ∞》

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