-Linear Inequalities Word Problems HELP CHECK:

•Andrea's salary is $1200 a month plus 4% (0.04) commission on all her sales. What must be the amount of sales she must earn to get at least $1600 each month?

*At least is greater than or equal to!

~Is it $1200+.04(x)>=1600..

1 )0.04(x)>=400

2) 4(x)>=40,000

Answer^ x>=$10,000??