1. Find the value of x in each of the
following:
a)
b)
(4x - 5)°
850
(4x +20)
1200
(2x - 10)
(5x -5°
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Answer:
1) (4x-5) 850
4x=850+5
4x =855
x= 855/4
=213.75
2)
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