Answer:
2.133333
Step-by-step explanation:
He didn't simplify it
Answer:
400-milligram aspirin
Step-by-step explanation:
200x2= 400
Answer:
A
Step-by-step explanation:
The constant of proportionality is the ratio between the two proportional variables in a directly proportional relationship. In this case, the variables are
and
.
To find the constant of proportionality, all we have to do is divide any value of
by its corresponding value of
. Let's take the values in the first row of the table. We know that
and
, so the constant of proportionality is
. Hope this helps!
Answer:
1/3
Step-by-step explanation:
Answer:
x = 23/9
y = 1/9
Step-by-step explanation:
2x - y + y - 5 = 5 + y - 5
2x - 5 = y
3x + 3(2x - 5) = 8
3x + 6x - 15 = 8
9x/9 = 23/9
x = 23/9
2x - 5 = y
2(23/9) - 5 = y
46/9 - 5 = y
1/9 = y