Standard Alignments:

TEKS Math: 8.8.C

(C) Model and solve one-variable equations with variables on both sides of the equal sign that represent mathematical and real-world problems using rational number coefficients and constants

AU Math: ACMNA194

(Y8) Solve linear equations using algebraic and graphical techniques. Verify solutions by substitution (ACMNA194)

CCSS Math: HSA.REI.3

HSA.REI.3 Solve linear equations and inequalities in one variable, including equations with coefficients represented by letters.