7A.21: Solve multi-step linear equations in one variable, including rational number coefficients, and equations that require using the distributive property and combining like terms.

Solve multi-step linear equations in one variable, including rational number coefficients, and equations that require using the distributive property and combining like terms.

7A.21.aDetermine whether linear equations in one variable have one solution, no solution, or infinitely many solutions of the form x = a, a = a, or a = b (where a and b are different numbers).7A.21.bRepresent and solve real-world and mathematical problems with equations and interpret each solution in the context of the problem. [Grade 8, 11]
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