Which expression is equivalent to \( (7 a+7)- \) \( (-4 a+6) ? \)\[a+11\]\[7 a+7+4 a-6\]\[12 a\]\[(7 a+7)-(6 a-4)\]
\( 11a + 1 \)
Step 1 :\( (7a+7)-(-4a+6) \)
Step 2 :\( 7a + 7 + 4a - 6 \)
Step 3 :\( 11a + 1 \)