John and matthew had an equal amount of money each. after john spent $25 and matthew spent $18, the ratio of john's money to matthew's money was 2: 3. how much money did each boy have at first.

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

In which form is the following function written? y = - 2(x – 3)(x + 5)