Pathways MathAS Rosessment pent/showtestphp Forums Calendar Gradebook Log Out (S

Question

Pathways MathAS Rosessment pent/showtestphp Forums Calendar Gradebook Log Out (Spring 18)** Makeup Version 6664 (7:30pm T/Th)> Assessment Eninatig Miller Due in 6 bours, 7 minutes. Due Mon 02/05/2018 10:55 a. Becca starts running. Kelsie starts running 7 seconds later. Write an expression to represent the varying number of seconds Becca has been running in tenns of f, the varying number of secoads Kelsie has been running Preview b. A word processor determines the widsh of the body of text on a page The page is 10 inches wide and has rwo equal size mangins of r inches on each side of the text. Write a fornula that gives the width of the text u fin inches) in terms of the varying width of the margins.04 Preview

Explanation / Answer

becca takes 7 minutes more to run

expression for Becca can be written as

t + 7

b)  

width of the page = 10 inches

it has 2 equal sized margins of width x inches on both sides

so, formula for width of the page is given by

10 - 2x

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