Answer:
y = s + 0.12(r-1,000)
Explanation:
Given:
Fixed salary (s) = $500 per week
Additional income = 12% of sales over $1,000
Sales (r) = r
Total weekly salary (y) = ?
Computation of total weekly salary:
Total weekly salary (y) = Fixed salary + Additional income
Total weekly salary (y) = $500 + 12% of sales over $1,000
Total weekly salary (y) = $500 + [12/100] × [sales - $1,000]
Total weekly salary (y) = $500 + 0.12 × [sales - $1,000]
Additional equation:
y = s + 0.12(r-1,000)