Simplify each expression.

1) - 6k + 7k

What is the answer to this problem

Write the following equation in standard form: 2/3a + 5a3 + 4a4 - 2a5

Lewis was driving at 90 km per hour when he sneezed. During the sneeze, his eyes were closed for half a second. Work out how many metres he travelled in this time.

A bakery is interested in the effect of six baking temperatures on the quality of its cakes. The bakers agree on a measure of cake quality, Y. A large batch of cake mix is prepared and 36 cakes are poured.

Write a number with digits that have a sum of 8

Tenant has completed 3/20 of homework. Write the amount in decimals

If the probability that it rains tomorrow is 35%, what is the probability that it does NOT rain? A) 15% B) 35% C) 65% D) 75%

Find z↓0.755. (like a downward exponent) A -0.2266 B 0.2266 C -0.69 D 0.69

Francis has 6 chocolate bars. he gives one to John and one to Chester. he keeps the rest for him. what fraction of the chocolate bars did he give away?

To estimate the number of people in Springfield, population 10,000, who have a swimming pool in their backyard, 250 people were interviewed. Of those, 115 had a swimming pool.

Lee put $10,000 into a stock market index mutual fund that grew at an average of 7% per year for 10 years. About how much is in Lee's mutual fund account after 10 years? Ignore compounding.