Question

40.)two and five -eights z plus 3/8 is equal is equal to 2-5z.. find z
41.)if number and -3 is divided by 10, the result is equal to the quotient obtained when the number minus two is divided by 3. what is the number???
42.) the sum of a number and one-third of the number is equal to twice the number and 10. find the number???
33.) what number is equal to its double?
39.) what number is equal to two-thirds of itself??

Answer 1

This is not a call for help.. this is a call for answers.
Please don't be lazy and try this on your own.

Answer 2

excuse me but I did try them, and I don't understand them.. I wanted help with them, that was rude @love_jessika15

Answer 3

40.)\[\left(2+\frac{5}{8}\right)z+\frac{3}{8}=2-5z \]Verify that\[z=\frac{13}{61} \]

Answer 4

thanks I sorta get it

Answer 5

not sure exzactly how u did it

Answer 6

\[\left(2+\frac{5}{8}\right)z+\frac{3}{8}=2-5z \]\[8\left(\left(2+\frac{5}{8}\right)z+\frac{3}{8}\right)=(2-5z)8 \]\[3+21 z=16-40 z\]\[61 z=13\]Can you finish from here?

Answer 7

I understood it now, I got z=4.69.. would u mind helping w/41 and 42 at least????? please if u don't care

Answer 8

for 41.) I got 8 and 9/10 whatd u get @robtobey??????

Answer 9

z=0.213115 or\[\frac{13}{61} \]

Answer 10

are u on 41???

Answer 11

Sorry. Have to break off for dinner now.

Answer 12

wait, ur last message was that 40 r 41???????