The range of all real numbers x such that 2x − 5 < 7 and 4x + 10 > 6 is

a. (-1,6)
b. (-infinity, infinity)
c. an empty set
d. (6,-1)
there's two answers. i need both. will give brainliest

Evaluate the expression for the given value of the variable 7a - 4a for a =8

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