Answer:
-1
Step-by-step explanation:
Answer:

• subtract eqn(b) from eqn(a);

• find x :

A number is :

_________________________________
Three quarters of it means :

_________________________________
Decrease by 20 means :

_________________________________
Equals to 82 means :

_________________________________
What is that number ?
x asked so we must solve the above equation for x.
Let's do it....

Plus sides 20


Multiply sides by 4

Divided sides by 3


Simplify


So that number is 136 .
_________________________________
And we're done.
Thanks for watching buddy good luck.
♥️♥️♥️♥️♥️
Answer:The area of a circle with diameter 3.5 is 7
Step-by-step explanation:
Answer:
80 KPH
Step-by-step explanation:
The total trip was 280*2 (the trip to perry and then to come back home)
divide this by the 7 hours it took him, and you get your answer. Enjoy!