5y 8.5/1
Munsell 2.5y 8/12 precisely matched for spray paint and touch up Ecuacion x+5y=5 3x-5y=3 2y 5y 3x solve substitution
Munsell 2.5y 8/12 Precisely Matched For Spray Paint and Touch Up
3x + 2y = -6 2x + 5y = 7 solve using substitution method 5y 3x ecuacion 5y munsell