The answers
1)-7
2)-1.5
3) 2
Ttthe said she had no reason why he would be able answer that he had been in ,.....
Answer:

False
Step-by-step explanation:

You substitute
for the second equation.

Then you have to distribute
.

Combine like terms.

Answer:
0
Step-by-step explanation:
9^2 * (1/3)^2 -9
PEMDAS says powers first
81 * 1/9 -9
Then multiply
9 -9
Then subtract
0