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Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
okay so first you move 20 over the = sign
 2 years ago

UnkleRhaukus Group TitleBest ResponseYou've already chosen the best response.0
\[x^2+x=20\] \[x^2+x20=0\] \[x=\frac{b\pm\sqrt{b^24ax}}{2a}\]
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
so it becomes this: dw:1343183162557:dw
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
and then like the guy did above you use the QUADRATIC FORMULAAA .. it's quite hectic i tell you... do you need help with that... i can walk you through it
 2 years ago

ashleyb Group TitleBest ResponseYou've already chosen the best response.0
i tried that way already but my hw is asking me to find two x's
 2 years ago

ashleyb Group TitleBest ResponseYou've already chosen the best response.0
oh..then i must of did something wrong
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
so you don't know how to do it because the quadratic formula DOES give u 2 answers
 2 years ago

UnkleRhaukus Group TitleBest ResponseYou've already chosen the best response.0
\[a=1,\qquad b=1,\qquad c=20\]
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
still want me to walk you though it?
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
or unkleR can help u that is...
 2 years ago

ashleyb Group TitleBest ResponseYou've already chosen the best response.0
dw:1343183363230:dwwhen i did the quadraric formula i got
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
okay so now just do it one by one... your looking at 2 equations!
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
dw:1343183439776:dw
 2 years ago

Izzy25 Group TitleBest ResponseYou've already chosen the best response.3
or you could leave it like that... idk what ur teacher likes best
 2 years ago

ashleyb Group TitleBest ResponseYou've already chosen the best response.0
oh okay. i understand now. thx for ur help
 2 years ago

.Sam. Group TitleBest ResponseYou've already chosen the best response.0
You can use sum of roots and product of roots, x^2(SOR)+(POR)=0 SOR=a+b=1 POR=ab=20 Simultaneous equations, a=5, b=4 Roots are x=5, x=4
 2 years ago
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