Answer:\
x ≥ 6
Step-by-step explanation:\
4x -30≥ - 3x + 12
add 30 to bot size
4x - 30 + 30 ≥ -3x + 12 + 30
simplify
4x ≥ -3x + 42
add 3x to bot sides
4x +3x ≥ -3x+42+3x
7x ≥ 42
divide bot sides by 7
7x/7 ≥ 42/7
