Math Problem Statement

Adria has the following system of equations on her math homework.  

‒2x+y=6

x−y=1 What is the value of x in the solution to this system of equations?

A.7

B.‒7

C.8

D.‒8

Solution

Ask a new question for Free

By Image

Drop file here or Click Here to upload

Math Problem Analysis

Mathematical Concepts

Algebra
Systems of Linear Equations
Substitution Method

Formulas

Substitution of variables in a system of equations

Theorems

Properties of linear equations
Solution consistency in a system of equations

Suitable Grade Level

Grades 7-9