Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter2: Solving Linear Equations And Inequalities

Section2.3: Solve Equations With Variables And Constants On Both Sides

Problem 2.66TI: Solve: 7n3=n+3 .

Related questions

Concept explainers

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.

Question

Solve the equation

9 (n + 7) = 3 (21 + 3n)

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