Math Problem Statement
Describe and correct any error a student may have made when solving 0.15(y−0.2)=2−0.5(1−y)0.15(y−0.2)=2−0.5(1−y).
Format it like this:
The student first made an error when writing _________ (mistake) the expression on the ____ (which side) of that equation should be ____ (corrected expression) the correct answer is _____ (final correct answer)
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Distributive Property
Solving for Variables
Formulas
Distributive Property: a(b+c) = ab + ac
Theorems
Equality Property of Equations
Distributive Property
Suitable Grade Level
Grades 8-10