i need help
dunnnnnnnnnnnnnnn dun dunnnnnnnnnnnnn

Answer:
A. 4x-2=10
B. x=3
Step-by-step explanation:
4x is the same thing as 4 times x
? times 4 -2 = 10
3x4-2=10
proof
3x4-2=10
12-2=10
10=10