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Mathematics 16 Online
OpenStudy (anonymous):

\[7-\sqrt{3z+2=4}\]

OpenStudy (anonymous):

help! :)

OpenStudy (anonymous):

hi. i assume the square root does not extend over the 4. :)

OpenStudy (anonymous):

just over the 3z+2, is that right?

OpenStudy (anonymous):

the choices are 2b+8\[\sqrt{a}\] 2a-8 \[\sqrt{b}\] 2a+8 ^b

OpenStudy (anonymous):

and yes it =4:)

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

do u know it?

OpenStudy (anonymous):

so you can solve for z.

OpenStudy (anonymous):

oh flutter! i just did the wrong answers lemme redo that

OpenStudy (anonymous):

the value should be a number, not variables

OpenStudy (anonymous):

its ok. we dont need the answers.

OpenStudy (anonymous):

just look at them as we do the problem, ok?

OpenStudy (anonymous):

z+7/3 z+11/3 or none these are my choices

OpenStudy (anonymous):

so what might you do first?

OpenStudy (anonymous):

i have no idea:(

OpenStudy (anonymous):

do you know??

OpenStudy (anonymous):

k. how would you solve 7-x=4?

OpenStudy (anonymous):

7-3=4

OpenStudy (anonymous):

???

OpenStudy (anonymous):

right. but i was looking for 7-3=x. cuz in principle that is how you start solving this equation

OpenStudy (anonymous):

consider 7-4=sqrt(3z+2)

OpenStudy (anonymous):

still there? questions are as good as answers here :)

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