1/2x + 3 = 2/3x + 1....multiply everything by the common denominator of 6
3x + 18 = 4x + 6
3x - 4x = 6 - 18
-x = - 12
x = 12 <====
multiplying by the common denominator will get rid of the fractions
Answer:
The family donated $52.50
Step-by-step explanation:
Larry's mom donated $7.50 ($15 ÷ $2=$7.50)
Larry's dad donated $25.00 ($5 x $5=$25.00)
Larry's sister donated $5.00 ($15 - $10=$5.00)
Larry donated $15.00
37 students get at most 67 scores.
The numbers 60-67 represent the lower quartile (lowest 25%). 25% of 60 is 15 not 30. Therefore it is incorrect.
Answer:
the mean is 3.95
median is 2.75
Step-by-step explanation:
I'd say that the mean is the better center, because you need to even it all out. you have one big number compared the rest.
