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Popular >

sqrt(4x+15)=2x

Solution

4 x + 15 = 2 x

Solution

x = \frac{5}{2}

+1

Decimal Notation

x = 2.5

Solution steps

4 x + 15 = 2 x

Square both sides:

4 x + 15 = 4 x^{2}

4 x + 15 = 4 x^{2}

Solve

4 x + 15 = 4 x^{2} : x = \frac{5}{2}, x = - \frac{3}{2}

x = \frac{5}{2}, x = - \frac{3}{2}

Verify Solutions:

x = \frac{5}{2}

True

, x = - \frac{3}{2}

False

The solution is

x = \frac{5}{2}

Popular Examples

45 - 4 x = x

sqrt(x^2+11)=x-1

x^{2} + 11 = x - 1

-sqrt(x-5)=1-sqrt(x)

- x - 5 = 1 - x

x^{\frac{1}{3}} = \frac{1}{2}

5 + 4 x + x = 0

Frequently Asked Questions (FAQ)

What is the answer to sqrt(4x+15)=2x ?
The answer to sqrt(4x+15)=2x is x= 5/2
Solve for x: sqrt(4x+15)=2x
The solution is x= 5/2