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Mathematics 5 Online
OpenStudy (anonymous):

4x+11=1/2x+2

imqwerty (imqwerty):

hey :)

imqwerty (imqwerty):

ok did u try to solve this ques?

OpenStudy (anonymous):

yeah,im not good with this lol

imqwerty (imqwerty):

ok so our aim is to find x

OpenStudy (anonymous):

especially fractoins

imqwerty (imqwerty):

ok i'll help 1st we gotta combine all the x terms together

imqwerty (imqwerty):

u have this-\[4x+11=\frac{ 1 }{ 2 }x+2\]

OpenStudy (anonymous):

Okay, sorry my Wifi wen down

imqwerty (imqwerty):

its okay B)

OpenStudy (anonymous):

so coimbine 4 and one half? 4\[4 \frac{ 1 }{ 2 }x\]1/2x

OpenStudy (anonymous):

jus loook at the bod for numbers haha

OpenStudy (anonymous):

X can either be 4,11,or 2

imqwerty (imqwerty):

no no

imqwerty (imqwerty):

no its not like that so we gotta combine all the x terms together \[4x+11=\frac{ 1 }{ 2 }x+2\] lets remove that 1/2x on the right so we just subtract 1/2x from the right as well as from the left

imqwerty (imqwerty):

now u tell what will we get after doing this^

OpenStudy (anonymous):

so you know have....\[3.5x+11=2\]

OpenStudy (anonymous):

I*

imqwerty (imqwerty):

correct! so we get this- 3.5x+11=2

OpenStudy (anonymous):

Do i then subtract 11 from each side? At the end i need the X and Y value

OpenStudy (anonymous):

My ending options are (2,3) (4,1) (11,2) (3,2)

OpenStudy (anonymous):

I also have 3.5x=-9

OpenStudy (anonymous):

\[3.5x=-9\]

imqwerty (imqwerty):

yes :) is there any option matching with it :)

OpenStudy (anonymous):

no

imqwerty (imqwerty):

oh ok so we have this right now- 3.5x= -9 now to completely isolate x we gotta remove that 3.5 try dividing by 3.5 all over

OpenStudy (anonymous):

\[x=-2.5714285714\]

OpenStudy (anonymous):

the 4 points i listed above are all of my options

imqwerty (imqwerty):

hmm i think theres prolly some prblm with the ques plz check the ques again

OpenStudy (anonymous):

Copy and pate.. Find the solution to the system of equations below y=-4x=11 y=1/2x+2

OpenStudy (anonymous):

omg i totally did not put in the neagtive sign did i!

imqwerty (imqwerty):

no (:

OpenStudy (anonymous):

so insead of that negative 2.57 lalalalala it would be postive?

imqwerty (imqwerty):

no is it this --> y=-4x=11? 2 equal signs?

OpenStudy (anonymous):

no my laptop did that, y=-4x+11 and y=1/2x +2

imqwerty (imqwerty):

ok so now u got y=-4x+11 and y=1/2x +2 so \[-4x+11=\frac{ 1 }{2 }x+2\]now find x now try to find out x

OpenStudy (anonymous):

2.57

imqwerty (imqwerty):

no

imqwerty (imqwerty):

what was ur 1st step

OpenStudy (anonymous):

combine x

OpenStudy (anonymous):

-4.5x

OpenStudy (anonymous):

-4.5x+11=2....

OpenStudy (anonymous):

which turns into.. -4.5x=-9

OpenStudy (anonymous):

then divide by -4.5 which leaves you with 2?

imqwerty (imqwerty):

yes :) so u got x=2

OpenStudy (anonymous):

So now how would i find the Y part of this..

OpenStudy (anonymous):

YAY! Thank you

imqwerty (imqwerty):

ok we have x =2 and u know that \[y=-4x+11\]and\[y=\frac{ 1 }{ 2 }x+2\] u just put x=2 in any of these equations to get y they will give u the same result :)

OpenStudy (anonymous):

\[4\left( 8 \right)+11=43\]

imqwerty (imqwerty):

that is negative 4

OpenStudy (anonymous):

oh god im sorry....been at this for HOUrs

imqwerty (imqwerty):

:)

OpenStudy (anonymous):

3!

imqwerty (imqwerty):

yes!! :D

OpenStudy (anonymous):

Thank you soooo sooo soo much

imqwerty (imqwerty):

hahah np (B

OpenStudy (anonymous):

I closed since it was solved thanks again

imqwerty (imqwerty):

yea no prblm B) anytime

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