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.2 : 4 : 6 3(2x + 3)(3x − 8) = −5
(3x − 8)(x − 4)

3(2x + 3) = −5
x −4
6x + 9 = −5x + 20
11x = 11
.x =1

64 [AHSME 1950]( )
.

. 6x 4x 2x 6 4 2

2x + 4x + 6x = 46
12x = 64
x = 51
3

. 2x = 10 2

3

[AHSME 1950]( )

. 30

. 2

6

.

24 .r

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