Question

Find the value of x
a. 7x=343
b.3x=729
c.(-8)x=-512​

Answer 1

Answer:

1,7x=343

x=343/7

x=49

because cube of 7 is 343

2,3x=729

x=729/3

x=243

Answer 2

Answer:

Hi your answer is

1. 1)x=343/7= 47.85..
2. x=729/3=243
3. x=-512/-8=64

Step-by-step explanation:

please follow me