Answer:
x = 12
Step-by-step explanation:
[tex]-10+\sqrt{2x+1} = -5\\[/tex]
Add 10 to both sides
[tex]\sqrt{2x+1} = 5[/tex]
Square both sides
[tex]2x+1=25[/tex]
Subtract 1 from both sides
[tex]2x=24[/tex]
Divide both sides by 2
[tex]x=12[/tex]
x=12
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