Answer:
x=3 and y=2
Step-by-step explanation:
1.) 4x+3(5x-13)=18
expand into 4x+15x-39=18
18+39= 57
15x+4x= 19x
57/19= 3 so x=3
substitute 3 into y= 5x - 13
and you get 2 so y=2
Answer:
Scalene
Step-by-step explanation:
Because all of the sides are different lengths
Answer:
Time=
years
Step-by-step explanation:
Let total time
Initial Amount
Final Amount
Total interest = Final Amount - Initial Amount

Simple Interest 
Answer:

Step-by-step explanation:
step 1
Find the area of the garden space
First convert mixed number to an improper fraction


step 2
Find how much more land Farmer Jack needs to plant the rest of his corn

The total cost would be 2.14 cents