Answer:
A. Mg
Step-by-step explanation:
Brainliest plezzzzzzzzz
Answer:
3-2x=15
Step-by-step explanation:
add 3 to both sides makes -2x=18. divide -2 from both side gets the answer x=-9, so the answer is C, -9
Answer:
18-20=-2
Step-by-step explanation:
18-20=-2
18+(-20)=-2
Answer:
x is greater than -4
Step-by-step explanation: