Answer:
1.5
Step-by-step explanation:
Answer:
q = -26
Step-by-step explanation:
Set up an equation where q is the unknown number:
q + 11 = -15
Solve for q by subtracting 11 from both sides:
q + 11 = -15
q = -26
Kylie's first month collection, a1= $ 145
Second month collection , a2= $145+ 20
Third month collection, a3 = $145 +2*20
.
.
.
.
so for n months collection = an-1+20
We get an= 20 + an-1 and a1=145
Answer:
the solution to the system is (1,3)
Step-by-step explanation:
x = 1 , y = 3
