6x - 4(x + 3)
6x -4x -12. Distribute
2x - 12. Combine like terms
Answer:

Step-by-step explanation:

All we can do here is combine like terms (add those that have the same the same exponent)

Good luck!
Answer:
B.False
Step-by-step explanation:
Because it built different
Step-by-step explanation:
Since there is 2 unknown variable ,
so we need 2 equation to find their values.