Question

X/2 +7x-6=7x+1/4
5x-4/8 - x-3/5 =21

Answer 1

x/2 + 7x - 6 = 1/4

lcm is 2

(x +14x - 12)/2 = 1/4

(15x - 12)/2 = 1/4

15x - 12 = 1/4 * 2

15x = 1/2 + 12

lcm is 2

15x = (1 + 24)/2

15x = 25/2

x = 12.5/15

x = 12.5 * 10/15 * 10

x = 125/150

x = 0.83........

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