Math Problem Statement

jika [4 1 3 a] [-1 1 2a+b 7]=[1 15 7 20] maka nilai 2a+4b=...

Solution

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Math Problem Analysis

Mathematical Concepts

Vector Addition
Algebra
Linear Equations

Formulas

Vector addition: [x1, y1, z1] + [x2, y2, z2] = [x1 + x2, y1 + y2, z1 + z2]

Theorems

System of Linear Equations

Suitable Grade Level

Grades 10-12