Given ƒ(x) = − 1 2 x + 7, find x when ƒ(x) = 10. a) −6 b) −3 c) 2 d) 7

x = -1/4

Step-by-step explanation:

Since f(x) is given as 10 , just substitute into the equation given , that is

10 = -12x + 7

Collecting the like terms , we have

12x = 7 - 10

12x = -3

x = -3/12

x = -1/4

8

step-by-step explanation:

∠cbe and ∠deb are same-side interior angles.

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