Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Formulas
2x = 8 \Rightarrow x = \frac{8}{2}
x + 3 = 8 \Rightarrow x = 8 - 3
-3 + x = 7 \Rightarrow x = 7 + 3
15 = 5x \Rightarrow x = \frac{15}{5}
x + 8 = 2 \Rightarrow x = 2 - 8
27 = 9x \Rightarrow x = \frac{27}{9}
x + 6 = -15 \Rightarrow x = -15 - 6
7x = -21 \Rightarrow x = -21/7
Theorems
Basic algebraic principles
Inverse operations in linear equations
Suitable Grade Level
Grades 6-8