Answer:
False
Step-by-step explanation:
1+8=9
9+10=19
1y+8y=9y
9y+10y=19y
19y=20y
The equations dont match.
Hence, the equation is false.
Really,

Simple Calculator Calculation
Answer:
It's 90
Step-by-step explanation:
Yes your answers are correct :)
Step by step review:
First line has product of 5 and (x+2) so product property is good.
2nd line has division so quotient property is good.
3rd line has equal log with base 2 so equality property is good.
4th line has multiplication so that is also good
5th line has distribution of 5 and 7 so distributive property is good.
Your answer is correct.
Answer:
Choice box 1: Always
Choice box 2: exactly 2 pairs
Choice box 3: adjacent
Step-by-step explanation:
If you look at a picture of a kite.
You always see the two top sides the same size and the two bottom sides the same size. Take a look at this picture.