Which statement is true about the equations -3x + 4y = 12 and 1/4x-1/3y= 1?
1 answer:
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Answer:
Step-by-step explanation:
Given:
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1st problem:
Distribute:
Combine like terms:
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2nd problem:
Distribute -3 to first factor:
Use foil to simplify:
Replace with -1:
Combine like terms:
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3rd problem:
Distribute 2 to the second factor:
Use foil to simplify:
Replace with -1:
Combine like terms:
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4th problem:
Distribute:
Combine like terms:
Simplify:
If the slope of the function is 2, the amount it can change over the interval 0–2 is
... 2×2 = 4 units
If the slope is 7, the amount it can change over the interval 0–2 is
... 2×7 = 14 units
The least possible value of f(2) is 2+4 = 6.
The greatest possible value of f(2) is 2+14 = 16.
