1.

If `(z +5)/(7) + (4(z -11))/(9) + 3 = 0`, then z = ______A. 1B. 2C. `-4`D. 5

Answer» Correct Answer - B
`(z+5)/(7) + (4(z-11))/(9) + 3 = 0`
`(9(z +5) + 28 (z -11))/(63) + 3 = 0`
`9z + 45 + 28 z - 308 + 189 = 0`
`37z + 234 - 308 = 0`
`37 z = 74`
`z = 2`
Hence, the correct option is (b)


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