Answer: 8
Step-by-step explanation:
Given
Lian has
and she has twice as many dimes as nickels
Suppose she has
nickels
So, the number of dimes is 
Nickel is equivalent to 5 cents and dime is equivalent to 10 cent

Therefore she has 8 dimes with her.
Answer:
13 > -17 < -4
Step-by-step explanation
13 = postive number
-17 and -4 = negtive.
13 is greater than -17
Since negtive is oppistie of postive it goes backwards.
So -4 is greater than -17
(Im new to this so Im not sure if it is correct)
Answer:
y = 13x
Step-by-step explanation:
gradient = 13
x = 0
y = 0
so
= 13
cross multiply and you get
y = 13x