Answer:
$6
Step-by-step explanation:
$39.84≈$40
tip=15% of 40=0.15×40=$6.00
Answer: 10:7
Step-by-step explanation:
40:28=10*7
Length of the rectangular patio = 
Let the width of the patio be = x
Area of the patio is given as = 
As the area of a rectangle is = length*width, so


x=
= 
x = 
Hence, width of the patio is
feet.
Answer:
A
Step-by-step explanation:
Answer:
X=8
Step-by-step explanation:
2x-6=22
Subtract 6 from 22
2x=16
Divide 16 by 2
X=8