Use an inequality to solve the problem. The equation y=0.04x-0.40 can be used to determine the approximate profit,y, in dollars, of producing x items. How many items must be produced so the profit will be at least $1402?

Answer 1

Solve
0.04x - 0.40 >or= 1402

0.04x >or= 1402.4
x >or= 3506
The = sign answer, 3506, will produce the required profit. Only integers are allowed for x