Public Service Utilities uses the equation = 6.66 + 24 log(x) to determine the cost of electricity. x represents the time in hours and y represents the cost in dollars. If afamily can afford to spend $30 per month for their electricity bill, which expressionrepresents the number of hours of electricity they can afford?(a) 6.66+ 24 log(30)(b)10^30-6.66/24(c)30-6.66/24(d)30+ 6.66/24