Answered

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I need some help to to solve each proportion - I want to be able to explain to my son how to do this properly. The math problem is- 4 over 6 = blank over 21 ?

Sagot :

Boriscat

Answer

The missing value is -14

Step-by-step explanation:

First you make a ratio or proportion: -4/6=x/21

Then you cross multiply

-4x21 which is -84 then 6 times x which is 6x  then the equation becomes 6x=-84

       from 6x you divide which becomes x=-84/6 which is -14

Pls give brainliest! have a good day I suggest a website that helps kids which is called Khan Academy. It is free and helps your kid study and learn! :)

More info:

A proportion is simply a statement that two ratios are equal. It can be written in two ways: as two equal fractions a/b = c/d; or using a colon, a:b = c:d. The following proportion is read as "twenty is to twenty-five as four is to five."

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