Question

13. If 5power 2x+1+ 25 = 125, find the value of x.​

Answer 1

Answer:

x = -23/2

Step-by-step explanation:

first we can write 125 as 5^3

so,

5^2x+1+25 = 125

5^2x+1+25 = 5^3

now, base are same so we can cancel it,

therefore,

2x+1+25 = 3

2x+26 = 3

x = (3-26)/2

x = (-23)/2