What is the answer to 20+2x=10+4x

For the following exercises, write the interval in set-builder notation 10. (-infinity, 6) 11. (4, infinity) 12. [-3,5) 13. [-4,1]U[9, infinity) 14. (-infinity, infinity)

Work out the area of a parallelogram of base 5m and height 3m

What is 4 radical 3 divided by 2?

Simplify the expression. -3x - 6 - 4x + 8 Like terms

Changed a given quantity to the indicated unit. Round the answer to the nearest tenth of the unit if necessary. 25 km = ___ mi

Is y=x squared + 2 a linear function

The half-life of a certain substance is 26 years. How long will it take for a sample of this substance to decay to 92 % of its original amount? Use the exponential decay model, A = A_0 e kt, to solve. years (Round to one decimal place as needed.)

An English professor assigns letter grades on a test according to the following scheme. A: Top 7% of scores B: Scores below the top 7% and above the bottom 59% C: Scores below the top 41% and above the bottom 18% D: Scores below the top 82% and

The jewerly store has a ring with a retail price of $372.50 it is on sale for 60% off the retail price what is the discount

The cheetah population in the Sahara Desert is declining at a rate of 4.5% per year. The population was 925 in the year 2005. Which answer is the best prediction of the population in year 2012? 1250 412 670 901