William wrote the expression (d + 3d) - (-d + 2) in standard form. His answer is: 4d - d + -2. Explain is error and then show the steps he should take to write the problem in standard form correctly.

An appliance salesman sets a goal to sell an average of 6 appliances per day for the first two weeks of his new job. the dot plot shows the number he sold each day during the first 13 days. what is the minimum number of appliances he must sell on the 14th day in order to reach his goal? a) 5 b) 6 c) 7 d) 8

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?