Y=ax+b
Temos:
b=1
e o ponto (3,3)
Substituindo:
3a+1=3 ⇒ 3a=3-1 ⇒ 3a=2 ⇒ a=2/3
Portanto:
y=2/3x+1
Answer:
what is this ?
Step-by-step explanation:
Answer:
Then the black cards=12
Step-by-step explanation:
N of red=3
N of black=10
and we have ratio 3:10
think when we ⇒ add 2 to red, will be 5:10= 1:2 not equal to 1:3
⇒add 1 to red and 1 to black, the ratio will be 4:11 not equal to 1:3
⇒add 2 to black, the ratio will be 3:12 = 1:3
Then the black cards=12
hope this helps!
Answer: A
You’re basically adding m - 2 nine times
So it’s 9m - 18
Or 9m - 9(2)