His mistake was adding 12+2 when he was supposed to subtract.
3^9
Step-by-step explanation:
the third fifth and first
Answer:
500 X 7 = 3500, 3500m = 3.5 km
She walked 3.5 km in 1 week.
2y=2_8
2y=_6
Divide both sides by 2 so that y can stand alone
Therefore y=_3
