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Popular >

5^{x+1}-5^x=20

Solution

5^{x + 1} - 5^{x} = 20

Solution

x = 1

Solution steps

5^{x + 1} - 5^{x} = 20

Factor

5^{x + 1} - 5^{x} : 4 \cdot 5^{x}

4 \cdot 5^{x} = 20

Divide both sides by

4

5^{x} = 5

Apply exponent rules

x = 1

Popular Examples

e^{3 - 4 x} = 2

e^{3 - 4 x} = 5

7^{3 x - 12} = 8

1 9^{x + 8} = 10

2^{2x+1}+4=2^{x+3}+2^x

2^{2 x + 1} + 4 = 2^{x + 3} + 2^{x}

Frequently Asked Questions (FAQ)

What is the answer to 5^{x+1}-5^x=20 ?
The answer to 5^{x+1}-5^x=20 is x=1
Solve for x: 5^{x+1}-5^x=20
The solution is x=1