Answer:
I do
Step-by-step explanation:
not know
Answer:
75
Step-by-step explanation:
Just make the number of regular gasoline sold to be x, while the number of premium gasoline sold to be (550-x).
That's all.
And goodluck.
Answer:
Step-by-step explanation:
Apply cross product property
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Distribute 5 through the parentheses
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Distribute 6 through the parentheses
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Move 6x to left hand side and change it's sign
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Collect like terms
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Move 30 to right hand side and change it's sign
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Calculate
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Divide both sides of the equation by 9
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Calculate
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Hope I helped!
Best regards!!
Answer:
The first one is y = 8 and the second one is y = 4.
Step-by-step explanation:
You plug the numbers in for x and then solve the equations.