Simplify the following expression by combining like terms.

2x + 7x2 - 6x + 9x2

2x + 7x2 - 6x + 9x2 =

(Type la simplified expression.)

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Four adults and 5 children go to see a movie and buy $15 worth of concessions. The total cost of their trip is $71. If each child's ticket is $5, how much are the adult tickets?

What is greater - 8 or - 8 8/9?

Six times a number plus three times a second number is 27. The second number is one more than two times the first number. What is the second number?

Earl is ordering supplies. Yellow paper costs $4.00 per ream while white paper costs $7.50 per ream. He would like to order 100 reams total, and has a budget of $484. How many reams of each color should he order?

Identify a reflection about the x-axis or a reflection about the y-axis of ƒ (x) = x4 + x by observing the equation of the function g (x) = x4 - x.

What is 21/8 as a mixed number?

Which situation is an example of an obserational study apex

A cooking show currently has about 223,000 regular viewers. the number of regular viewers has been decreasing at a rate of 4.7% per year. which is the best prediction for the number of regular viewers the show will have in 6 years?

Hakeem subtracted 8 from a number then multiply the difference by 5 the result was 20 write and solve an equation to find the number X

Give me factors of 39