OpenStudy (anonymous):

-3 : B= 4 : 8

6 years ago
OpenStudy (anonymous):

the same I just did

6 years ago
OpenStudy (anonymous):

Notice that 4:8 is the same as 1:2. So -3*2=-6. So B=-6

6 years ago
OpenStudy (anonymous):

\[\frac{-3}{B}=\frac{4}{8}\]time and flip\[-3 \times 8 =4 \times D\]\[-24=4D\]\[D=\frac{-24}{4}\]\[D=6\]

6 years ago
OpenStudy (anonymous):

any more?

6 years ago
OpenStudy (anonymous):

yeah i have no idea how do do these

6 years ago
OpenStudy (anonymous):

-44 : C= 12 : 3

6 years ago
OpenStudy (anonymous):

: is mean division set eqution by fraction thane filp and time

6 years ago
OpenStudy (anonymous):

\[\frac{-44}{C}=\frac{12}{3}\]flip and time\[-44\times 3 = 12C\]\[-132=12C\] \[C=\frac{-132}{12}\]\[C=-11\]

6 years ago
OpenStudy (anonymous):

12C (if u want fid C than divi)

6 years ago
OpenStudy (anonymous):

5 : 1= D : 2

6 years ago
OpenStudy (anonymous):

2*5=1*D 10=D

6 years ago
OpenStudy (anonymous):

e : -6= 3 : 9

6 years ago
OpenStudy (anonymous):

take the fris and last time 2 midle time

6 years ago
OpenStudy (anonymous):

now u try do it I will check

6 years ago
OpenStudy (anonymous):

very easy

6 years ago
OpenStudy (anonymous):

ummm im not smart lol i have no clue how to do this

6 years ago
OpenStudy (anonymous):

take the frist and last time = e*9 2 midle time = -6*3 e*9=-6*3 here u go can u solve from now?

6 years ago
OpenStudy (anonymous):

9e=-18

6 years ago
OpenStudy (anonymous):

now find e move 9 to another side ( 9 right now it time when move u change division,if division u change time,if add u change subtrac,if subtrac u change add)

6 years ago
OpenStudy (anonymous):

e=-18/9 e=-2

6 years ago
OpenStudy (anonymous):

u understand now?

6 years ago
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