Basically the question is asking YOU when you hear “system of equations” what do you think about it - what do you already know about system of equations. Basically. Btw enjoy this picture.
Answer:
30
Step-by-step explanation:
90+2x+x=180
3x=90
x=30
1 kilogram (kg) equals to 1000 grams (g). Since you have 6.42 kilograms, divide 6.42 kilograms to 1000 grams. Your final answer is 6420 grams in total.
Answer:

Step-by-step explanation:
The distance between points
and
is

Hence, the distance between points
and
is

Answer:
I am unable to see the picture if you type it i can possibly help
Step-by-step explanation: