Math Problem Statement

alivia membeli 1 baju,,1celana dan 2 hijab. seharga rp.230.000.hanifa membeli 2 baju,1 celana,,2 hijab seharga rp.310.000.naomi membeli 2 baju,2 celana,dan 1 hijab seharga rp.385.000.jika Sonya. ingen membeli masing masing 2 buah,berapakah uang kembalian Sonya,jika sonya membayar dengan 5 lembar uang Rp..100.000 ?

Solution

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Math Problem Analysis

Mathematical Concepts

Linear Equations
Algebra
Systems of Equations

Formulas

B + C + 2H = 230.000
2B + C + 2H = 310.000
2B + 2C + H = 385.000

Theorems

Elimination Method
Substitution Method

Suitable Grade Level

Grades 9-12