I need the answer on number 5
I believe Z=18Example:2/3z + 1 = 13Multiply both sides: 2/3z 3 + 1 3 = 13 * 3Refine: 2/3z + 3 = 39Subtract from both sides: 2z + 3 - 3 = 39 - 3Refine: 2z=362z/2 = 36/12Z=18