Answer:
second option
Step-by-step explanation:
x - y= 28
x+y = 56
Answer:
b
Step-by-step explanation:
9x7.8x1/2x12
Answer:
7x7 + 49 so 7+7+7+7+7+7+7
Step-by-step explanation:
Answer: take a number, add 2, and divide it all by 7.
Step-by-step explanation:
Brainliest plz!