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Mathematics 7 Online
OpenStudy (anonymous):

Solve for x. x/15 + 3 4/5

Vocaloid (vocaloid):

is the question typed correctly?

OpenStudy (anonymous):

A. 45 4/5 B. 57 C. 19/75 D. 3 18/19

OpenStudy (anonymous):

i think you messed the questions and answers up

OpenStudy (anonymous):

|dw:1449528046326:dw|

Vocaloid (vocaloid):

ok, start by converting 3 4/5 to an improper fraction

OpenStudy (anonymous):

.19/5

Vocaloid (vocaloid):

good, now we write:|dw:1449528266437:dw|

pooja195 (pooja195):

Good Use cross multiplication \[\huge~\rm~\frac{ x }{ 15 }=\frac{ 19 }{5 }\]

Vocaloid (vocaloid):

now, for the fraction 19/5, multiply the numerator and the denominator by3

Vocaloid (vocaloid):

or you could cross multiply that works too

OpenStudy (tywower):

@Vocaloid

OpenStudy (anonymous):

i multiply 19/5 by what?

pooja195 (pooja195):

19 x 15=? 5 times x = ? Cross multiplcation might be easier here

OpenStudy (anonymous):

3?

pooja195 (pooja195):

Use cross multiplcation it'll be alot more easier here |dw:1449528452803:dw|

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