Answer
x=-7.5
Work Step by Step
Set the product of the means equal to the product of the extremes and solve for the variable.
$x\times2=-5\times3$
$2x=-15$
$2x\div2=-15\div2$
$x=-7.5$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 7 - Section 7.2 - Proportion - Exercises - Page 277: 23
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