Answer:
42.9
Step-by-step explanation:
The range is the difference between the highest and lowest numbers
71.8-28.9=42.9
Answer:
£45
Step-by-step explanation:
Given data
P= £300
R=5%
T= 3 years
SI= PRT/100
substitute
SI= 300*5*3/100
SI=4500/100
SI= £45
Hence the interest is £45
Answer:
112
Step-by-step explanation:
Answer:
2x+8y=6
Step 1: Add -8y to both sides.
2x+8y+−8y=6+−8y
2x=−8y+6
Step 2: Divide both sides by 2
= 
x=−4y+3
_________________________________________________________
−5x−20y−15
There are no like terms.
Answer:
=−5x−20y−15