Answer:

Step-by-step explanation:

Distribute negative sign.

Combine like terms.


The radius is 8
Im not sure if this is what your looking for
Answer:
-3
Step-by-step explanation:
1.5x + 1.3x = -8.4
2.8x = -8.4
x=-3
That would not be right because 4 times 3 equals 12 and -6 times 3 equals -18.