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Popular >

sqrt(3x+40)=x

Solution

3 x + 40 = x

Solution

x = 8

Solution steps

3 x + 40 = x

Square both sides:

3 x + 40 = x^{2}

3 x + 40 = x^{2}

Solve

3 x + 40 = x^{2} : x = 8, x = - 5

x = 8, x = - 5

Verify Solutions:

x = 8

True

, x = - 5

False

The solution is

x = 8

Popular Examples

6sqrt(x+5)+sqrt(20-x)=7

6 x + 5 + 20 - x = 7

x - 10 = 9 x

3x+pi=sqrt(2x)-4

3 x + π = 2 x - 4

x + x + 1 = 3

x + x + 1 = 1

Frequently Asked Questions (FAQ)

What is the answer to sqrt(3x+40)=x ?
The answer to sqrt(3x+40)=x is x=8
Solve for x: sqrt(3x+40)=x
The solution is x=8