Expand the brackets by multiplying everything in the brackets by -0.25.
-x x -0.25 = 0.25x
-12 x -0.25 = 3
0.25x + 3 = 2
-3 from both sides.
0.25x = -1
Divide both by 0.25
x = -4
Change the 30% into a decimal
so its .3
then multiply 2075/.3
and you get $622.50
Step-by-step explanation:
Pear cost=x
Orange cost=x-y
4 pears= 4x
6 oranges=6x-6y or x-y x6
Use ratio.
Pears: x cents
4 Pears: 6x cents
You x4 on each side. Same with oranges.
Orange: x-y
6 oranges: x-y x6
You x6 on each side.
Answer:
This is a Categorical variable and the measurement scale is ordinal scale.
Step-by-step explanation:
The measurement scale that is being used to classify sleep is the ordinal measurement. In this question, the variable that is called sleep quality is a categorical variable. categorical variables are variables that have the data representing groups. sleep quality has been given this categorical order extremely low very low low and extreme high.
The ordinal scale is a scale that denotes order it has all variables in a specific order.
Answer:
its going to be 20 years
Step-by-step explanation:
1.036
