Three machines a, b, and c produces 60%, 30%, and 10% respectively. defective % are 2%, 3%, and 4%. find prob. that items were produced by machine c.

Machine C produces 10% of the items, so ... the probability that some item was produced by Machine C is 10%.

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let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation: