Find the equivalent expression

9 (2a + 1)

a. 18a + 1

b. 18a + 9

c. 11a + 10

d. 27a

Part A Which shapes can you use to model the log and the board?

What are the square roots of 100

The circuit above has a current of 0.32 A coming out of the power supply. Resistors R1, R2, and R3 have resistances of 408 LaTeX: / OmegaΩ, 2,296 LaTeX: / OmegaΩ, and 3,309 LaTeX: / OmegaΩ respectively, what is the voltage of the power supply

Write and solve a system of equations to solve this problem. Explain why you choose the method you used. (The length of a rectangle is 3 times the width. The perimeter is 44 cm. What are the dimensions of the rectangle?)

Which is the most reasonable estimate for the elderly 6 mm 6 cm or 6 m

Last week, Rick's Math Website had the following number of visitors: Monday = 250, Tuesday = 501, Wednesday = 260, Thursday = 490 and Friday = 711. About how many visitors came to Rick's Math Web last week?

For each cost function (given in dollars), find (a) the cost, average cost, and marginal cost at a production level of 1000units; (b) the production level that will minimize the averagecost; and c) the minimum average cost.

The sum of three numbers is 6. the third number is the sum of the first and second numbers. the first number is one more than the third number. Find the numbers

What is the final amount if 975 is increased by 1% followed by a further 9% increase? Give your answer rounded to 2 DP.

82 = 2 (1-8p) step by step