Question

if (-5÷7)³×(-5÷7)⁶=(-5÷7) to the power 2x-1,then x is eqaul to?​

Answer 1

Answer:

(-5÷7) 3+6=(-5÷7) 2x-1

3+6=2x-1

-2x=-10

1. minus minus minus cut jaega
2. x=10÷2
3. x=5

Answer 2

Answer:

5

Step-by-step explanation:

(-5÷7)power 3 ×(-5÷7) power 6 =(-5÷7) power 2x-1

(-5/7). power 3 × (-5/7) power 6 = (-5/7) power 2x-1

(-5/7) power 3+6. = (-5/7) power 2x-1

the base is same in the multiplication then the power is added

(-5/7)power 9 = (-5/7) power 2x-1

the base is same then the base is hide the power has left only

9 = 2x-1

9+1 = 2x

10= 2x

10/2 = x

5 = x