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Popular >

4=sqrt(7-2x)-x

Solution

4 = 7 - 2 x - x

Solution

x = - 1

Solution steps

4 = 7 - 2 x - x

Remove square roots

16 + 8 x + x^{2} = 7 - 2 x

Solve

16 + 8 x + x^{2} = 7 - 2 x : x = - 1, x = - 9

x = - 1, x = - 9

Verify Solutions:

x = - 1

True

, x = - 9

False

The solution is

x = - 1

Popular Examples

u = 16

12 - 2 x = 0

\frac{x}{2} = 3 x

solvefor y,sqrt(xy)=10 solve for

y, x y = 10

1 - x + 2 x = 0

Frequently Asked Questions (FAQ)

What is the answer to 4=sqrt(7-2x)-x ?
The answer to 4=sqrt(7-2x)-x is x=-1
Solve for x: 4=sqrt(7-2x)-x
The solution is x=-1