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Popular >

49^{1-2x}=7^x

Solution

4 9^{1 - 2 x} = 7^{x}

Solution

x = \frac{2}{5}

+1

Decimal Notation

x = 0.4

Solution steps

4 9^{1 - 2 x} = 7^{x}

Apply exponent rules

2 (1 - 2 x) = x

Solve

2 (1 - 2 x) = x : x = \frac{2}{5}

x = \frac{2}{5}

Popular Examples

3^{x} = 4 - x

4^x-2^{x-1}-14=0

4^{x} - 2^{x - 1} - 14 = 0

3^{5 x + 12} = 81

e^{2 x - 1} = 5

81^{2x+2}=3^{2x+2}

8 1^{2 x + 2} = 3^{2 x + 2}

Frequently Asked Questions (FAQ)

What is the answer to 49^{1-2x}=7^x ?
The answer to 49^{1-2x}=7^x is x= 2/5
Solve for x: 49^{1-2x}=7^x
The solution is x= 2/5