Answer:
x=5
Step-by-step explanation:
x * x + 2x - 35 = 0 (General Standard Form)
[tex]x^{2}[/tex]+ 2x = 35 (Standard Form)
(x-7)(x+5)=0
means x=-7 or 5
so
-7
[tex]-7^{2}[/tex]=49 and 2(7)=14,49x14 is not equal to 35
5
[tex]5^{2}[/tex]=25 and 2(5)=10,25+10=35
