Question

Find the value of x sj that (⅖)³×(⅖)‐⁶ =(⅖)2x-1

Answer 1

Answer:

x=-1

Step-by-step explanation:

1. (2/5)3 ✖ (2/5)-6=(2/5)2x-1
2. (2/5)3-6=(2/5)2x-1
3. (2/5)-3=(2/5)2x-1
4. -3=2x-1
5. 2x=-2
6. x=-1