The equation 4x – 45 = y is used to find your profit, y, in dollars from buying $45 of supplies and washing cars for $4 each. what does the x stand for?

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2