Answer:
.5x + (.75×29) + 12 = 89.50
.5x + 21.75 + 12 = 89.50
.5x + 33.75 = 89.50
.5x = 89.50 - 33.75
.5x = 59.75
x = 59.75 ÷ .5
x = 111.5
3.4m questions
4.3m answers