Answer:
South African rand
Step-by-step explanation:
Express everything in US$:
US$: $19
Hong Kong: 150 / 8 = $18.75
SAR: 130/7=$18.57
Euro: 14/0.7=$20
Best price is in SA rand.
x=48
48/4=12
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(X - 4)(x - 4)
x2 - 8x + 16
What two numbers multiply to 16 and add to -8
-4 * -4 = 16
-4 +-4 = -8
(x-4) (x-4)
(x-4)^2
A. 65 degrees