sanny123 sanny123

20-03-2016
Mathematics

contestada

4x+3y=47.50
7x+1y=47.00
How do you do the substitution?

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kiyatynes12 kiyatynes12

20-03-2016

Well, the only thing you have to do is use like terms. As you can see, you have 4x and 7x. These two are like terms because they both have the same variable. Just like 3y and 1y.

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