James took two math tests. he scored 86 points on the second test. this was 18 points higher than his score on the first test. write and solve an equation to find the score james received on the first test. show that your answer is reasonable

Which fraction below is equivalent to 10/12?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882