Answer:
x<-4
Step-by-step explanation:
First you have to add 4 by both sides, which will give you 8x<-32.
Then just divide both sides by 8 and you should get the same answer.
Answer:
48.07
Step-by-step explanation:
Since 3 is closer to 0 than 10, you could round 3 to 0, which gives you 48.07. Srry. this explanation is bad.
Answer:
Please check the explanation.
Step-by-step explanation:
If the ratio y/x is the same for all related pairs of x and y, it means it represents a proportional relationship.
In other words, '
' varies proportionally with '
' or that '
' is directly proportional to '
'.
When we say the ratio is the same, it means when '
' increases, '
' increases and as '
' decreases, '
' decreases
Using the equation
y ∝ x
y = kx
k = y/x
Where 'k' is the proportionality constant.
Answer:
? = 140
Step-by-step explanation:
Use similar triangles and laws of proportions.
36/56 = 90/?
36 * ? = 56 * 90
? = 56 * 90/36
? = 140