Answer:
x=7
Step-by-step explanation:
7 times 3 =21 and 21 times 1 =21 cross multiply or butterfly method
Answer:
4c - 2
Step-by-step explanation:
Add up all the terms to find the perimeter.
2c + 2(c - 1)
2c + 2c - 2
4c - 2
Therefore, the perimeter is 4c - 2.
Answer:
wateva
Step-by-step explanation:
wateva u want it too be good luck
Answer:
your answer is 9
Step-by-step explanation:
Just trust me!
Answer:
y=3x
idk
Step-by-step explanation:
I know this is only half an answer, but for a they have the same slope and it's proportional so it has no b value.