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Popular >

sqrt(56-r)=r

Solution

56 - r = r

Solution

r = 7

Solution steps

56 - r = r

Square both sides:

56 - r = r^{2}

56 - r = r^{2}

Solve

56 - r = r^{2} : r = 7, r = - 8

r = 7, r = - 8

Verify Solutions:

r = 7

True

, r = - 8

False

The solution is

r = 7

Graph

Popular Examples

x^{2} + 1 = 3

5/9 x^{5/3}+92=-43

\frac{5}{9} x^{\frac{5}{3}} + 92 = - 43

5 x^{\frac{4}{5}} = 0

sqrt(x)=2sqrt(\sqrt{x)}

x = 2 x

x + 3 - 5 = 0

Frequently Asked Questions (FAQ)

What is the answer to sqrt(56-r)=r ?
The answer to sqrt(56-r)=r is r=7
Solve for r: sqrt(56-r)=r
The solution is r=7