4 Solve \( \frac{2}{3} x+5=-7 \) A \( x=-18 \) \( B x=-3 \) \( C x=3 \) D \( x=18 \)

Step 1 ：\( \frac{2}{3} x + 5 = -7 \)

Step 2 ：\( \frac{2}{3} x = -12 \)

Step 3 ：\( x = -18 \)