Translate the sentence to an equation using the variable x. Then solve the equation.The sum of a number and 2 is 18.
A. 2x = 18; 
B. x + 2 = 18; 16
C. x + 18 = 2; -16
D. x = 2 + 18; 20
Answer: B
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Use factoring techniques to solve the polynomial equation.x3 - x = -5x2 + 5
A. {25} B. {1, - 5, 5} C. {- 5, 5} D. {-1, 1, - 5}
Solve the problem.In the metric system temperature is measured on the Celsius scale. To convert Fahrenheit temperature to Celsius, we can use the formula C = 
where F is the number of Fahrenheit degrees and C is the number of Celsius degrees. When the temperature is 23°F, what is the Celsius reading?
A. -5°C B. 31°C C. 10°C D. -31°C
Solve the equation and check.
What will be an ideal response?
Find a linear function whose graph has the given slope and y-intercept.Slope 
, y-intercept (0, 1)
A. f(x) = - 
x - 1
B. f(x) = 
x + 1
C. f(x) = - 
x + 1
D. f(x) = 
x - 1