What is 0.00000000078 in scientific notation?

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Write in standard form 7y = 9x + 10

Kennedy earns $8 each time she babysits her little sister Leslie. If Kennedy babysits Leslie 9 time, how much money will she earn?

Carmen wants to know the favorite lunch menu among 6th grade students. Which types of survey below would give Carmen valid results?

A full waterbed mattress is 7 ft by 4 ft by 1 ft. If water weighs 62.4 lb/ft3, what is the weight of the water in the mattress to the nearest pound? How can you determine the amount of water the mattress can hold?

Determine the unknown side lengths

What is the answer to four with the power of two

A recreation center offers a membership for $75. Members may take classes for $10 each. Nonmembers pay $15 for these classes. how many classes could a nonmember take pay the same total amount as a member?

What is 2/7 equivalent to

Justin horse weighs 600 kilograms. How much does it weigh in grams

Lisler Ellen has a total of 18 apples on her apple tree. She wants to give each of her neighbors 3 apples. Which equation can be written to determine the number of neighbors, X, that Ellen can give apples to? 1 18-x = 3 2 18 x 3 = x 3.