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Popular >

sqrt(b+8)=b-4

Solution

b + 8 = b - 4

Solution

b = 8

Solution steps

b + 8 = b - 4

Square both sides:

b + 8 = b^{2} - 8 b + 16

b + 8 = b^{2} - 8 b + 16

Solve

b + 8 = b^{2} - 8 b + 16 : b = 8, b = 1

b = 8, b = 1

Verify Solutions:

b = 8

True

, b = 1

False

The solution is

b = 8

Popular Examples

solvefor y,sqrt(xy)=12y-x solve for

y, x y = 12 y - x

8 x - 8 - 1 = x

7+sqrt(3x)=sqrt(5x+4)+5

7 + 3 x = 5 x + 4 + 5

sqrt(x^2+2x+1)=5

x^{2} + 2 x + 1 = 5

roots (sqrt(x)-sqrt(a))/(x-a)roots

\frac{x - a}{x - a}

Frequently Asked Questions (FAQ)

What is the answer to sqrt(b+8)=b-4 ?
The answer to sqrt(b+8)=b-4 is b=8
Solve for b: sqrt(b+8)=b-4
The solution is b=8