The formula p=8n-30 gives the profit p when a number of items n are each sold at $8 and expenses totaling $30 are subtracted
a. if the profit is $170.00, how many items were bought
b. if the same number of items were bought but the expenses changed to $40, would the profit increase or decrease, and by how much

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x