Solving a word problem with two unknowns using a linear equation

Algebra
Tutor: None Selected Time limit: 1 Day

A washer and a dryer cot $905 combined.  The washer cost $55 more than the dryer.  What is the cost of the dryer?

Jun 1st, 2015

washer=w

dryer=d

w+d=905

w=x+55

d=x

x+x+55=905

2x=850

x=425

dryer=425

washer=480


Jun 1st, 2015

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