Family practice
A coefficient multiplies the whole grouped value.
Optional until a teacher marks it
Evaluate 4(x + 3) when x = 2.
Parentheses group a sum into one value. The coefficient multiplies that whole value, not only the variable.
Problem 1 of 8. What we learned, an example, a few together, then independent practice.
Evaluate 4(x + 3) when x = 3.
Support frame: (3 + 3) × 4