Answer:
5
Step-by-step explanation:
<u>move constant</u>
x+7 ≥ 12
<u>subtract</u>
x≥ 12-7
<u>solution</u>
x ≥ 5
50 degrees
3 x 6 = 18
56 - 18 = 38
38 + 12 = 50
c
