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the square root of the sum of a number and 3is equal to the sum of 1. what is the mathematical equation that represents the statement? and what is the number?​

Sagot :

Kirscheviz

Answer:

Let x = be the number

Mathematical phrase:

[tex] \sqrt{x + 3} = 1[/tex]

•What is the number:

[tex] \sqrt{x + 3} = 1[/tex]

[tex]( \sqrt{x + 3} ) {}^{2} = 1 {}^{2} [/tex]

[tex]x + 3 = 1[/tex]

[tex]x = 1 - 3[/tex]

[tex]x = - 2[/tex]

x= –2 is the number