Question 830475
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x = Ashley speed
y = Juan speed
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x = y + 20
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s = d/t
t = d/s
240/x = 160/y
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linear system:
x = y + 20
240y = 160x
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put the system of linear equations into standard form:
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x - y = 20
160x - 240y = 0
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copy and paste the above linear system in standard form into this matrix-method solver:
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solution:
x = Ashley speed = 60 mph
y = Juan speed = 40 mph
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