# Algebra

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.04 x + .06(12000-x) >= 650

• Algebra -

.04x + 720 - .06x ≥ 650
-.02x ≥ -70
x ≥ -70/-.02
x ≥ 3500

• Algebra -

Shouldn't the answer be less than or = to?

• Algebra -

yes, of course you are right.
When dividing by a negative we have to reverse the inequality sign.

Time for my third cup of coffee.

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