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9-4x+7x=15
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i think -6/11
thank u
i dnt think so
Use the Additive Inverse Method
yes i did it on my copy.
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the options are a=x=8,b=x=-2,c=x=-8,d=x=2
The additive inverse of 9 is -9 so... =-9+9-4x+7x=15-9 Solve this equation, then you would get the answer...
ok thanks
Or should I say, the value of x.
Then after getting the value. Substitute it to your equation. The answer should be 15 also...
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its not working out
am juts gonna go with -2
No it work. Is it ok for you if I'll right the answer???
=-9+9-4x+7x=15-9 =-4x+7x=6 =3x=6 =3x/3=6/3 =x=2 <--- Value of x Checking: Substitute: 9-4x+7x=15 9-4(2)+7(2)=15 9-8+14=15 1+14=15 15=15 2=answer. :D
sorry sorry yes its x=2
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