Answer:
B. -44
Step-by-step explanation:
0.3x-7=0.8x+15
first subtract 0.3x to the other side of 0.8x which will equal
-7=0.5x+15
Then subtract 15 to the othe side of the equal sign which will be
-22=0.5x
Then divide both sides of 0.5( use calculator and put in -22/0.5)
which will be -44
