Just divide 18 by 20 , so its 0.9
Answer:
Only one solution 
Step-by-step explanation:

Multiply equation
by 

Now from equation 
equation

Put the value in equation 

hence only one solution exists
.
Exponential laws

so
(m^(2/3))^(1/2)=m^(2/3 times 1/2)=m^(2/6)=m^(1/3)=
![\sqrt[3]{m^{1}}](https://tex.z-dn.net/?f=%20%5Csqrt%5B3%5D%7Bm%5E%7B1%7D%7D%20)
=
Answer:
36y² - 1
Factorize
We have the final answer as

Hope this helps you
Answer:
-8m + (-7.7n - 6)
Step-by-step explanation:
You distribute the negative in front of the parentheses, to everything inside of the parentheses, and change the sign to addition.