Solve the proportion x/8=30/40
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2 points
x=4
x=2
x=3
x=6
To solve the proportion x/8=30/40, you can cross multiply.
Cross multiplying gives you 40x = 8 * 30.
Simplifying gives you 40x = 240.
Dividing both sides by 40 gives you x = 240/40.
Simplifying further gives you x = 6.
Therefore, x = 6.