Simplifying 8z + 3z = 8 Combine like terms: 8z + 3z = 11z 11z = 8 Solving 11z = 8 Solving for variable 'z'. Move all terms containing z to the left, all other terms to the right. Divide each side by '11'. z = 0.7272727273 Simplifying z = 0.7272727273