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HELP ME!!! If machine A produces x widgets per hour, and machine B produces 20 less than twice as many as A per hour, write the expression for how many widgets both machines produce in 6.5 hours.
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HELP ME!!!

If machine A produces x widgets per hour, and machine B produces 20 less than twice as many as A per hour, write the expression for how many widgets both machines produce in 6.5 hours.

User Csd
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1 Answer

2 votes
No Problem!

A produces x each hour
B produces 2x-20 (or 20 less than twice as many as A)

A+B produce 3x-20 per hour together.

In 6.5 hours they produce 19.5x-130 widgets.

Hope That Helps!
User Blupon
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