Question

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Answer 1

C.
`a \ge -6`

Explanation:

`48 \ge 6 - 7a`

Add 7a to both sides.

`7a + 48 \ge 6`

Subtract 48 from both sides.

`7a \ge -42`

Divide both sides by 7.

`a \ge -6`

Answer:
`a \ge -6`

Answer 2

C

Explanation:

`48 \geqslant 6 - 7a \\ 48 - 6 \geqslant - 7a \\ 42 \geqslant - 7a \\ a \geqslant ( 42)/( -7) \\ a \geqslant - 6`

Hope this helps..