Answer:
X - 7 = - 3
X = - 3 + 7
X = 4
the 7 turns positive because it was moved to the other side of the symbol "=" so we reverse the sign
- becomes +
and
+ becomes -
Answer:
500 X 7 = 3500, 3500m = 3.5 km
She walked 3.5 km in 1 week.
The speed of the 747 jet is 545MPH and the speed of the 787 jet is 530MPH. that means the 747 jet is faster by 15MPH
Answer: 0=0
Step-by-step explanation:
