Answer:
1.5n
Step-by-step explanation:
One and a half times n is written 1.5n.
A
Answer: 10+.6
Step-by-step explanation: be more specific
y+ 20= x+ 15( Vertically opposite angles)
y+ 20- 15= x
x= y+ 5 __(1)
3x+ 5=4y- 15
Substituting (1)
3(y+5)+ 5= 4y-15
3y+15+5=4y- 15
y=15+20
y= 35
x= 40
The quiz grades for class 1 have more variability than the quiz grades for class 2.