👤

the square root of the sum of a certain number and 12 is 15.
Find the number​


Sagot :

Answer:

213

Step-by-step explanation:

[tex] \sqrt{x + 12} = 15[/tex]

[tex]x + 12 = 15^{2} [/tex]

[tex]x + 12 = 225[/tex]

[tex]x = 225 - 12[/tex]

[tex]x = 213[/tex]

sana makatulong

pa-brainliest po! thanks