Answer:
♦I think 462 or 22 ♦
Step-by-step explanation:
♦♦hope this helps plz mark brainliest♦♦
Answer:
second equation :
( 20x² — 2xy — 42y² )
Step-by-step explanation:
expand the two brackets.
Answer:
6 matches
Step-by-step explanation:
Let’s call the teams A B C D
A will play B C D = 3 matches
B will play only C and D as it already played A, making 2 matches
C will play D, making 1 match
D has already played all
Total number of matches is thus 3 + 2 + 1 = 6 matches
This is because minus times minus is equals plus so the sign must change