Answer:
12x+15,13x+1
Step-by-step explanation:
ABC=4x+8+4x+4x+7=12x+15
PQR=4x+5x+1+4x=13x+1
Answer:
7.8
Step-by-step explanation:
Answer:
Percent increase = 25%
Step-by-step explanation:
Given that:
Old price of shoes = $65
New price of shoes = $81
Difference = 81 - 65
Difference = 16
Percent increase = 
Percent increase = 
Percent increase = 0.246 * 100
Percent increase = 24.6%
Rounding off to nearest whole number
Increase = 25%
Hence,
Percent increase = 25%
Well, first, you need to add up the amount of ten fridges and ten pianos. than you see if its heavier or lighter... > or <....... do you remember how to graph?
Your number is 21.
21 divided by 3 is 7. 7 plus -3 is 4.