Answer:
0.65+0.65=1.30+0.65=1.95+0.65=2.60
Step-by-step explanation:
well katie if katie wants to spend 3.00 she would have to do add it 4 times and it will be 2.60 and she would save 0.40 cents but if she adds it again it would be 3.25.
Answer: 4 minus 12 x
Step-by-step explanation:

4 - 12x
Answer:
b^2-c^2-10b+10c
Step-by-step explanation:
b^2-c^2-10(b-c)
b^2-c^2-10b+10c
3x+6 I believe because you can’t add a number with a variable to a number without one