All four choices are correct responses to the question.
Answer:
A) x = 6
Step-by-step explanation:
4x - 2x + 6 = x + 12
Combine like terms
2x +6 = x+12
Subtract 6 from each side
2x+6-6 = x+12-6
2x = x+6
subtract x
2x-x = x+6-x
x = 6
C
Because 1 km is 1,000 meters so you were just multiply 1000 by 10 and get 10,000
c:
