9x + 3 = 7x +19
2x + 3 = 19
2x = 16
x = 8
So, x (8) is the number of chairs in each row with these setups.
Plug 8 into one of the equations and you will find how many chairs total there are.
9(8) + 3 = 75
There are 75 chairs total
Thou hund ten one
5 , 0 0 0
Answer:
860.3
Step-by-step explanation:
43·π·5.93≈860.28954in³
860.28954 = 860.3
Answer:
80%
Step-by-step explanation:
41.40/23 = 1.8 = 180% = 100% + 80%
The markup is 80%.