Answer:

Step-by-step explanation:
combine by putting together
Answer:
The simplified polynomial is x^3 y^2 -x^2 y^3 +xy
The value is -186
Step-by-step explanation:
Answer: her new total is $14.40
And she saved $3.60
Step-by-step explanation:
Answer:
y = -2x - 3
Step-by-step explanation:
y = mx + b
-15 = -2(6) + b
-15 = -12 + b
b = -3
y = -2x - 3