Math Problem Statement

1. Para que o par ordenado (2, – 1) seja solução do sistema { 2x + y = 3 −x + by = −4 , o valor de b deve ser igual a:

Solution

Ask a new question for Free

By Image

Drop file here or Click Here to upload

Math Problem Analysis

Mathematical Concepts

Systems of Linear Equations
Substitution Method

Formulas

-

Theorems

-

Suitable Grade Level

High School