Answer:
I believe the answer is D. Number line from 0 to 4 is divided into 20 equal parts. Number line is grouped into 10 equal parts.
Step-by-step explanation:
She can make 10 dresses if you split the number line into 20 parts and find 2/5. Therefore, it would then be grouped into 10 parts, each part 2/5ths of a yard.
Answer
Money has a set value, and bartered goods do not.
Money is more portable than bartered goods.
Money allows people to easily store value they earn.
Answer:
B, but I can't read C
Step-by-step explanation:
the sum of any 2 sides must be longer that the 3rd.
A is not correct, 2 + 15=17, needs to be greater.
B 1, 8, 8.1 so yes as 1+8 >8.1
C 2, 8.9, I cna't tell if that last number is 9 or 92?
The correct answer is B.

is greater then one, 9/10 is only slightly less than one, 2/3 is a little more than half, and 1/8 is the smallest number.
Answer:
2x-5= -20
move -5 to the other side
sign changes from -5 to 5
2x-5+5= -20+5
2x= -15
divide by 2 for both sides
2x/2= -15/2
cross out 2 and 2, divide by 2 and 2 and then becomes x
x= -15/2