Help me please neptune's average distance from the sub is 4.5 x 10^9 km. Earths distance from the sun is 1.5 x 10^8 km what is the difference in distances from the sub written in scientific notation?

You purchase a new car for $17,000 and are able to acquire a loan because of your excellent credit score. how much is the total interest and insurance per month if you use the whome insurance company from question 3 for your insurance coverage and don't qualify for the safe driver discount? credit apr (%) excellent 5.90 good 6.35 average 6.85 fair 7.40 poor 8.15 (1 point) $95.39 $150.52 $142.64 $162.33

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25