I need to see the statements.
6n^2-5n^2= n^2
n^2+7n^2= 8n^2
Final answer: 8n^2
Remember that all of these terms are like terms so you can just add/subtract coefficients.
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given:
= cost of Brazilian coffee in mixture
= cost of Venezuelan coffee in mixture
= cost of mixture
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Now I can rite these equations:
(1)
(2)
Multiply both sides of (2) by and
subtract from (1)
(1)
(2)
and, since
288 kg of Brazilian coffee and 96 kg of Venezuelan coffee are needed
Answer: do
Step-by-step explanation: