Answer:
7
Step-by-step explanation:
3x – 4(x - 4) + 4 = 13
=> 3x - 4x + 16 + 4 = 13
=> - x + 20 = 13
=> - x = 13 - 20
=> - x = - 7
=> x = 7
Answer:
Step-by-step explanation:
the 4 one
Answer:
243
Step-by-step explanation:
its all about laws of exponent
pls open the pic for ur answer
i hope it may have helped u