Answer:
The method that is valid in finding the unit rate for a proportional relationship is by:
Look at the graph of the relationship. Count the number of units up and the number of units to the right one must move to arrive at the next point on the graph. Write these two numbers as a fraction. The unit rate is the slope, which is the rise over run.
Step-by-step explanation:
10Answer:
10 + 10 =
Step-by-step explanation:
=20
Answer:
-5/9
Step-by-step explanation:
9(x+1)=4-2(9x+5)
Distribute
9x+9=4-18x-10
Add 4 and -10
9x+9=-6-18x
Move -18 to the left side and change sign
9x+9+18x=-6
Move 9 over and change sign
9x+18x=-6-9
Combine like terms
27x=-15
Divide both sides by 27
X=-5/9
gina saved $14
convert your percentage into a decimal: 20% converts to 0.20
then, just multiply 0.20 with 70. you should get 14.
Answer:
B. 25
Step-by-step explanation:
10+6=16
if it is proportional, then it would be 25 to get 15.
