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Find the sum of 8 (5m) + 2 (3m); m=-2

Evaluate r (x) = - 0.21x^3 + x^2 - 8.1x - 3 for x = - 1 and x = 2.

Whats 1+1-2 times 3 + 4 - 2

Seven students chose integers: - 16, 12, - 13, - 6, 5, 6 and 1 Order the numbers from least to greatest. When all numbers are ordered from least to greatest, which one is in the middle? Which one is the least, Which one is the greatest?

To make fruit punch, Mrs. Casey adds 1,200 milliliters of water to 850 milliliters of syrup. How many liters of fruit punch does she make

What is 4.12 expressed as the quotient of two integers in simplest form?

Use the system of equations to answer the questions. 2x + 3y = 3 y = 8 - 3x The value of y from the second equation is substituted back into the first equation.

A piggy bank contains $4.45 is dimes and quarters. If the bank contains 25 coins, how many dimes are in the bank? 12 13 15

Round off 24.67 to one significant

Solve by substitution or elimination 2x + y = 5 2x - y = 3