Verified answer

The measures of ∠1 is 53º and ∠3 is 94º.

∠6 = 5n – 10, ∠3 = 8n – 34

15n + 15 = 360

15n = 360 -15 = 345

n = 345/15

n = 23

_______

5n = 5 × 23 = 115

3x + 10 = ( 3 × 23 ) + 10 = 79

6n – 20 = ( 6 × 23 ) – 20 + 318

n + 25 = 23 + 28 = 48

n = 48

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