X= 45, you would place 15 into y's place, which would give you x-15= 30... then you would add 15 to both sides, which would give you x=45<span />
Answer:
1. D 2.A 3.D 4.D
Step-by-step explanation:
Answer:
64= 39+x
Step-by-step explanation:
x represents the unknown or in this case the money made to get to 64
39 is what she started with and 64 is the final total
Answer:
below
Step-by-step explanation:
and 
and 
In 582 the 2 is in the ones place
In 528 the 2 is in the tens place
