Answer:
Step-by-step explanation:

Multiply both sides by 19

Answer:
8v + 3.
Step-by-step explanation:
1/8 * 64v + 1/8 * 24
£376=117.5% so (376/117.5)= 1% x 100= £320 is the original price
Answer:
140°
Step-by-step explanation:
The total of interior angles in a polygon is 720 °
The total of the angles given to you is (100*2+130+125*2) = 580
Then you subtract the total of the angles given from the total value of the interior angles to get 140°