16. Which of the following is an example of linear equation in one variable?
a. x + 4 = 6
c. 2x - 7y -6 = 9
b. x2 - 6 = 8
d. (x-6)(x -8) = -5
a. x + 4 = 6
c. 2x - 7y -6 = 9
b. x2 - 6 = 8
d. (x-6)(x -8) = -5
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Answer:
A. x + 4 = 6
Step-by-step explanation:
Among the choices only letter A is correct. Letter b is a linear equation but in two variables (x and y) and letters C and D, though both having single variable (x) are quadratic equations when simplified.
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