6.6 Equations
6.6.1 evaluating variable expressions
6.6.1 evaluating variable expressions
6.6.2 solving equations by adding and subtracting
6.6.2 solving equations by adding and subtracting
6.6.3 solving equations by multiplying and dividing
6.6.3 solving equations by multiplying and dividing
6.6.4 solving 2-step equations
6.6.4 solving 2-step equations