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Mathematics 21 Online
OpenStudy (anonymous):

16-6z=4z-9

OpenStudy (anonymous):

Ok so this is what you do: You have a common variable of z so add the 6z to the other side thus making the equation 16=10z-9. Now move over the 9, 27=10z solve for z

OpenStudy (anonymous):

sorry 25=10z

OpenStudy (anonymous):

So would z= 2.5?

OpenStudy (anonymous):

yes but u need to show the work @Gabbie_A

OpenStudy (anonymous):

16-6z=4z-9 combine like terms first -6z+4z=-2z 16+ -9 = 7 -2z=7 over -2 so we can cancel out the -2 to get z by itself. z=7

OpenStudy (anonymous):

z = 7 that is correct

OpenStudy (anonymous):

How did you get 16+-9=7?

OpenStudy (anonymous):

because you combine the like terms. such as i did with -2z and 4z , i repeated the same process with the 16 and -9. when you combine all of your terms you are left with your variable in which in this case is -2z and you are left to cancel it out to get z by itself. making z=7.

OpenStudy (anonymous):

something isnt right about this problem but oh well

OpenStudy (anonymous):

the numbers arent equal

OpenStudy (anonymous):

Wait 7 isn't the correct answer at all

OpenStudy (anonymous):

The people who help you did there math incorrectly the correct answer is z = 2.5 not 7. Because when you replace the variable z with 2.5 you get 1 = 1 on both sides of the equation. If you need me to explain in more detail just tag me

OpenStudy (anonymous):

yeah i agree

OpenStudy (anonymous):

So is everyone Good now or what?

OpenStudy (anonymous):

the person who ask the question is gone or offline so not point reply until he get back and read this message

OpenStudy (anonymous):

Well there is a point there notifications will alarm them when they log back on @Andresfon12 Just think

OpenStudy (anonymous):

k i guess i will look forward for that

OpenStudy (anonymous):

Thank you guys for the help, I was pretty lost :)

OpenStudy (anonymous):

Yeah you really should next time @Andresfon12 and Now problem Anytime @Gabbie_A I was glad to be a great assistance within your question

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