Answer:
x^2-7x+10
Step-by-step explanation:
the answer is x^2-2x-5x+10=
Answer yes
Step-by-step explanation:
79+9
80 weeks
1,200+40x=400+50x
800+40x=50x
800=10x
x=80
The 5 is the number of years that the interest rate is fixed (at the initial amount set when you sign the mortgage contract)
The 1 represents the idea that the interest rate will change every year after the initial 5 years are up.