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the cost of magazine is $x and the cost of newspaper is $(x-3).The total cost of 6 magazine and 9 newspapers $51.write down and solve an equation in x to find the cost of a magazine
x-1x
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following ******** is obtained 6x+9(x-3)=51
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15x=78
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hence
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- ANSWER
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Tutor has posted answer for $10.00. See answer's preview
**** of ******* * **
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of newspaper * ** - *** The
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**** ** * magazine *** 9 newspapers **** *** formula
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** + ***
*
** * *** 6x * 9x *
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= *** 15x - ** * **
*
** * *** *** = *** * * $520
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