Two mechanics worked on a car. the first mechanic charged $115 per hour, and the second mechanic charged $55 per hour. the mechanics worked for a combined total of 35 hours, and together they charged a total of $3125 . how long did each mechanic work?

answer is because 4×10=40

and 98×4= is 392

40,392

step-by-step explanation:

given expression is .

now we need to simplify the given expression .

we know that square root is equivalent to the power 1/2. so that means we can take half of the exponents to get the square root of given expression.

expanding that will give a very very large number so let's keep answer in exponent form.