Check to see if the given number is a solution for the equation.3 - (x + 3) = 3(4x - 4); check x = 
A. 
is not a solution.
B. 
is a solution.
Answer: B
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Create the required linear function an use it to answer the question.Suppose that you were 24 inches long at birth and 4 feet tall on your tenth birthday. Based on these two data points, create a linear equation for the function that describes how height varies with age. Use the equation to predict the height at age 9 and 31.
A. h = 24 + 7.2a; 45.6 inches; 247.2 inches B. h = 24 - 2.4a; 2.4 inches; -50.4 inches C. h = 24 + 12a; 88.8 inches; 396 inches D. h = 24 + 2.4a; 45.6 inches; 98.4 inches
For the application, write a numerical expression and then evaluate. Answer with a complete sentence.Find the difference in altitude between a tower 8.5 meters above sea level and an underwater beach 5.8 meters below sea level.
A. -8.5 - 5.8; The difference in altitude is -14.3 meters. B. 8.5 - (-5.8); The difference in altitude is 14.3 meters. C. 8.5 - (-5.8); The difference in altitude is 2.7 meters. D. 8.5 - 5.8; The difference in altitude is 2.7 meters.
Perform the indicated conversion between American and metric units of length.8.9 yards to meters (Round to the nearest tenth.)
A. 8.1 B. 226.1 C. 350.4 D. 67.8
Give all solutions of the nonlinear system of equations, including those with nonreal complex components.x2 + xy + y2 = 12x + y = 2
A. {(4, -2)} B. {(-2, 4)} C. {(4, -2), (-2, 4)} D. {(3, -1), (-3, 5)}