The speed limit in the school parking lot is 15 miles per hour. nannette drove into school at a speed of 19 miles per hour. by how many miles per hour did nannette exceed the speed limit?

4 miles per hour.

Step-by-step explanation:

In order to calculate this you just need to withdraw from the speed at which Nannette was driving in the school parking lot the speed limit:

Excess of speed: Nannettes speed-speed limit

Excess of speed: 19 mph-15mph

Excess of speed:4 mph

So now we know that she was driving 4 miles over the speed limit.

step-by-step explanation:

i found the koficent of the linear function and i foun c acordind to the strict formula y=kx+c and then i took 2 as an x and replacet it on the formula i found and then foun the y