Answer:
140°
Step-by-step explanation:
155°-15° =140°
Answer:
solution is x=3
Step-by-step explanation:

apply log property
log a- log b= log a/b

we have log on both sides
so we remove the log and make the arguments equal

solve for x, multiply whole equation by 3

now plug in 3 for x and check

solution is x=3
Y=8.50x+5.00
56=y
-56=8.50x+5.00
56=8.50x+5.00
-5.00 -5.00
51=8.50x
÷8.5 ÷8.5
6=x <u>HE CAN BUY 6 DVDS</u>