Question

Forty-nine less than square of a numbert equals zero

Answer 1

Step-by-step explanation:

Let x = the number

49 - {x}^{2} = 0

{x}^{2} = 49

\sqrt{ {x}^{2} } = \sqrt{49}

x = 7

Check:

49-(7^2)=0

49-49=0

0=0

The answer is 49