Answer:
x=2
HPT 3x+5y=6 (1) và 2x+y=4 (2)
Nhân phương trình (2) với 5 để hệ số y của 2 phương trình bằng nhau. Ta có:
(2)⇔ 10x+5y=20(3)
Trừ (3) cho (1), có: 7x+0y=14⇒x=2
The answer for the question is: Percentage.
The explanation for this answer is shown below:
By definition, a percentage is a number that is computed on the basis of a whole divided into one hundred parts. Therefore, based on this definition, you can write a percent as percentage (with the symbol %), as a fraction (with a numerator and a denominator) and you can also express it as a decimal, as following:
%![=\frac{1}{5}=0.2](https://tex.z-dn.net/?f=%20%3D%5Cfrac%7B1%7D%7B5%7D%3D0.2%20)
Answer:
so it can have a better balence
Step-by-step explanation:
No because there are 20 multiplied by 3 is 60. So the answer would be 60+144=204x12=2448 but the last answer was still correct