Answer: $1.00
<u>Step-by-step explanation:</u>
40(2.25) + 60x = 100(1.50)
90 + 60x = 150
<u> -90 </u> <u> - 90</u>
60x = 60
<u> ÷ 60 </u> <u>÷ 60 </u>
x = 1
<h2>
Answer:</h2>
<h2>
Step-by-step explanation:</h2>
The total number of students selected from both universities can be found as:
Where:
- represents the number of students selected from university A
- represents the number of students selected from university B
- represents the number of days of the fair.
So:
grouping terms:
The graph of the function is shown below and you can realize that the solution is a linear equation.
Answer:
b
Step-by-step explanation:
The equation of quantities in direct variation is
y = kx ← k is the constant of variation
Given
7y = - x ( divide both sides by 7 )
y = - x ← in direct variation form
with k = -
Answer:
Im only in 7th grade in a test sorry I cant answer this but I need the points
Step-by-step explanation: