Answer:
$9.75
Step-by-step explanation:
$3.90 per yard
So $3.90 for 1 yard = $3.90
$3.90 for 2nd yard =$3.90
1/2 of $3.90 for 1/2 yard so $3.90/2 = $1.95
$3.90
+ <u>$1.95</u>
x=6
3x-5=2x+1
x-5=1
This man is valid
There are 19 big marbles
10a + 3b = 209
a = 3b
3b = 3b
10a + a = 209
11a = 209
a = 209/11
a = 19