Question

resolva as inequações abaixo , sendo u = n, z, q, e r
a-) (3(x-5))/4<1/2
b-)7/3.(2x+ 5)≥4

Answer 1

a) 3 ( x - 5 ) < ( 4 ) / 2
3 ( x - 5 ) < 2
x - 5 < 2 / 3
x < ( 2 / 3 ) + 5
x < 17 / 3