Thesolutionofexpressionis,⇒ d = 5/16We have to given that,Anexpressionis,⇒ 3.2 - 4d = 2.3d + 3Now, We can simplify the expression forsolutionas,⇒ 3.2 - 4d = 2.3d + 3Add 4d both side,⇒ 3.2 - 4d + 4d = 2.3d + 3 + 4d⇒ 3.2 = 6.3d + 3Subtract3 both side,⇒ 3.2 - 3 = 6.3d⇒ 0.2 = 6.3d⇒ 6.3d = 0.2Divide6.3 both side,⇒ d = 0.2/6.4⇒ d = 20/64⇒ d = 5/16Thus, Thesolutionof the expression is, d = 5/16Learn more about themathematical expressionvisit:brainly.com/question/1859113#SPJ6...

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