(1)
given
=
( cross- multiply )
10j = 54 ( divide both sides by 10 )
j =
=
← in simplest form
(9)
let h be the hours worked daily , then
3h = 20
=
( divide both sides by 3 )
h =
÷ 3
=
×
=
= 6 
She worked 6
hours each day
Answer: BC = 15
Step-by-step explanation:
Since the triangles are congruent, that means they are the same. So side AB = side EF. Since we know side FD is 15, that means side BC= 15
Divide 331 by 4.5
331/4.5= 73.555555555555 so you can round to 73.6 mph
Answer:
Janice bought 4 bags of apples. Each bag had the same number of apples. After eating 1 apple from each bag, she had 28 apples left. What is the value of the unknown amount in the story is 12
Step-by-step explanation: