On july 31, oscar checked out of the sandy beach hotel after spending four nights. the cost of the room was $76.90 per night. he wrote a check to pay for his four-night stay. what was the total amount of his check?

Me what is the value of x? showing work would be appreciated - ! : )

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.