Math Problem Statement
Opgave 2: a) Løs ligningen: 3𝑥𝑥 + 10 = 6𝑥𝑥 + 31 b) Løs ligningen: 3 5 𝑥𝑥 = 10 c) Løs ligningen: 3 5𝑥𝑥 + 1 = 2 d) Løs ligningen: 5(𝑥𝑥 + 2) = 30 e) Løs uligheden: −3𝑥𝑥 + 5 > 5𝑥𝑥 + 25
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Inequalities
Fractions
Formulas
Linear equation: ax + b = cx + d
Fraction elimination: multiply both sides by denominator
Inequality manipulation: ax + b > cx + d
Theorems
Basic algebraic manipulation
Suitable Grade Level
Grades 7-9