Evaluate each expression if x= 3, y= 12, and z = 8

4z +8-6

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Find the equation of a line that is perpendicular to line g that contains (p, q). coordinate plane with line g that passes through the points negative 3 comma 6 and 0 comma 5 3x − y = 3p − q 3x + y = q − 3p x − y = p − q x + y = q − p

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?