HonoratoIviz
HonoratoIviz
Math
Answered
what is the answers of xsquare-5x/x-5=15-2x?
Sagot :
Riza1viz
Riza1viz
[tex]\frac{x^2-5x}{x-5} =15-2x\\ \\x-5\neq 0\\x\neq 5\\\\x^2-5x=(x-5)(15-2x)\\\\x^2-5x=15x-2x^2-75+25x\\\\x^2-5x-15x+2x^2+75-10x=0\\\\3x^2 -30x +75 =0 \ \ / :3\\\\ x^2 -10x +25 =0 \\ \\(x-5)^2=0\\\\x-5=0 \\\\x=5[/tex]
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