Answer:
B
Step-by-step explanation:
Answer:
Step-by-step explanation:
This is the associative property for addition. In informal language, it says under addition, the order of the addition is not critical.
Answer:
x=9
Step-by-step explanation:
2x+12=5x-15
3x=27
x=9
Answer:
x = 7
Step-by-step explanation:
first subtract 4 from both sides
-3x = -21
divide both sides by negative 3
x = 7
Answer:
11 meters
Step-by-step explanation:
500 cm = 5 meters
6m + 5m = 11m