Notăm cu a,b numerele
a+b=500
a-b=100⇒a=100+b
100+b+b=500
100+2b=500
2b=400
b=200
a=200+100⇒a=300
Numerele sunt 200 şi 300
Answer:
RULE 1: The product of a positive integer and a negative integer is negative.
RULE 2: The product of two positive integers is positive.
RULE 3: The product of two negative integers is positive.
Step-by-step explanation:
Answer:
Have them solve mathematical problems and those with the top two scores can go
Step-by-step explanation:
Fair game
Answer: what I think the answer is 480 letter D
Step-by-step explanation: