Find the value of x if log 10(11-x)=2

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

(x-5)1/2+5=2 what is a possible solution?