Question

- 13 < 2z - 3 < 5
Write the solutien using interval notation.

Answer 1

ok we need to foil this form,

add +3 to all we get, -13+3 <2z-3+3 <5+3

it becomes -10<2z<8,

divide all terms by 2, we get -5<z<4

in interval notation we can write this as; (-5, 4)