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Solve for x. Show all work

Solve For X Show All Work class=

Sagot :

9514 1404 393

Answer:

  x = 12

Step-by-step explanation:

Triangle DGH is isosceles with base angles at D and G. The external angle 134° at H is the sum of those two base angles, so we have ...

  2(5x+7) = 134

  5x +7 = 67 . . . . . divide by 2

  5x = 60 . . . . . . . subtract 7

  x = 12 . . . . . . . . divide by 5