Miguel reels his teacher that 1/5 is the same as 20% what best justifies miguel’s answer

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?