F(n)=f(n-1)+3 such that
f(1)=2
If she starts with $8000, she has only $7000 to go.This is reduced by $850 per month.
$7000 - $850x
Answer:
x = 3
y = 2
Step-by-step explanation:
Answer:
a = 4 b = 5
Step-by-step explanation:
8a + 12b = 92......eqn 1
6a - 4b = 4......eqn 2
multiply eqn 2 by 3
18a - 12b = 12.....eqn 2
add eqn 1 and 2 to eliminate b
26a = 104
a = 4
put a = 4 into eqn 2
18(4) - 12b = 12
72 - 12b = 12
72 - 12 = 12b
60 = 12b
5 = b