Answer:

Step-by-step explanation:

Remove the brackets and multiply the minus sign through all the numbers in the second polynomial

Rearrange in the highest order

Simplify

WHAT DOES THIS MEAN? I’m confused
Answer:
y=1, x=2
Step-by-step explanation:
x+y=3
x-y=1
Using elimination method
x-x+y--y=3-1
2y= 2
y=1
Substitute y=1 into equation 2
x-1=1
x=1+1
x=2
Answer:
c'est une pyramide régulière à base carrée de35.4 m de large et de 21.6 m de haut. calculer l'inclinaison d'une face par rapport à l'horizontale. ... dans le triangle rectangle SHA: tg SAH = 21,6/17,7 donc l'angle SAH = 50,66° ...
Step-by-step explanation:
Answer:
021110321....1.12...1.1.631.6301
Step-by-step explanation: