3 years ago

Evaluate 7a -5b when a =5 and b=4

1 answer:

6 0

Answer:

Step-by-step explanation:

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belka [17]

Answer: C

Step-by-step explanation:

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beks73 [17]

42.5 I think

3x+10+x=180
4x=170
170/4=x
X=42.5

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3 years ago

Maurinko [17]

Answer: 2 tons.

Step-by-step explanation:

1 pound = 0.0005 tons.

4,000*0.0005=2

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3 years ago

Nezavi [6.7K]

Answer:

Step-by-step explanation:

given p² + 4p - 12 = 0 ← in standard form

with a = 1, b = 4, c = - 12, then the discriminant

Δ = b² - 4ac

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3 years ago