marianne has saved $1,200 for college in the last 3 years. She plans on attending a college that has a tuition rate of $4,500 per year. He grandparents are gifting her $800 to help pay for tuition. If she wants to have enough money to pay for 2 years of college in the next 2 years. How much does she need to start saving each month for the next 2 years?​

the 8 in 8,420 is in the thousands place so it's value is 8 thousand.

the 8 in 6,870 is in the hundreds place so it's value is 8 hundred.

divide 8000 by 800 to find the answer:

8000 / 800 = 10

the 8 in 8,420 is 10 times greater than the 8 in 6,870

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step-by-step explanation:

-2x-4

step-by-step explanation:

the answer is "add 2y and y"

step-by-step explanation:

you need to collect the like terms first.