Question

Solve for z zz. Reduce any fractions to lowest terms. Don't round your answer, and don't use mixed fractions. − 4 z + 31 ≥ 17 z + 23 −4z+31≥17z+23

Answer 1

`-4z+31\geqslant 17z+23\implies 31\geqslant 13z+23\implies 8\geqslant 13z\implies \cfrac{8}{13}\geqslant z`