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Popular >

sqrt(3x+31)=x+7

Solution

3 x + 31 = x + 7

Solution

x = - 2

Solution steps

3 x + 31 = x + 7

Square both sides:

3 x + 31 = x^{2} + 14 x + 49

3 x + 31 = x^{2} + 14 x + 49

Solve

3 x + 31 = x^{2} + 14 x + 49 : x = - 2, x = - 9

x = - 2, x = - 9

Verify Solutions:

x = - 2

True

, x = - 9

False

The solution is

x = - 2

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Frequently Asked Questions (FAQ)

What is the answer to sqrt(3x+31)=x+7 ?
The answer to sqrt(3x+31)=x+7 is x=-2
Solve for x: sqrt(3x+31)=x+7
The solution is x=-2