# Logarithmic equation

Solve equation:

**log**_{13}(7x + 12) = 0### Correct answer:

Tips to related online calculators

Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?

#### You need to know the following knowledge to solve this word math problem:

## Related math problems and questions:

- Exponential equation

Solve exponential equation (in real numbers): 9^{8x-2}=9 - Exponential equation

Solve for x: (4^x):0,5=2/64. - Biquadratic

By introducing a new variable solve biquadratic equation: - x^{4}+277 x² -15876=0 - Crystal

The crystal grows every month 1.2 permille of its mass. For how many months to grow a crystal from weight 177 g to 384 g? - Exp

If sqrt[7](20^{2}-12^{2}) = sqrt[n](256), then n is: - Exponential equation

In the set R solve the equation: 7^{ -5 +19x}=4^{ 3 -20x} - Coordinate

Determine missing coordinate of the point M [x, 85] of the graph of the function f bv rule: y = 5^{x} - Exponential equation

Find x, if 625 ^ x = 5 The equation is exponential because the unknown is in the exponential power of 625 - Geometric progression

In geometric progression, a1 = 7, q = 5. Find the condition for n to sum first n members is sn≤217. - Sum-log

The sum of two numbers is 32, the sum of their logarithms (base 10) is 2.2. Determine these numbers. - Geometric sequence

In the geometric sequence is a_{4}= 20 a_{9}= -160. Calculate the first member a_{1}and quotient q. - Geometric sequence 3

In geometric sequence is a_{8}= 312500; a_{11}= 39062500; s_{n}=1953124. Calculate the first item a_{1}, quotient q, and n - number of members by their sum s_n. - Powers 3

2 to the power of n divided by 4 to the power of -3 equal 4. What is the vaule of n? - Finite geometric sequence

Find the remaining unknown characteristics in the finite geometric sequence, if given: a1 = 18, an = 13122, sn = 19674, n =?, q =? - Water lilies

Water lilies are growing on the pond, and their number is doubled every day. The whole layer is covered in 12 days. How many days will it cover 8 layers? - Domains of functions

F(x)=x^{2}-7x and g(x)=5-x² Domain of (fg)(x) is. .. . . Domain of (f/g)(x). .. - To the cinema

Jane at 8 am got message that all 1093 school pupils will go to the cinema. Within 20 min she said it to the three friends. Each of them again for 20 minutes said to the other three. In this way the message spread further. At what time all the children in