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How do you solve #3/0.72=12/b?

Answer 1

Julia Adams

#b=2.88#

#"one way is to "color(blue)"cross-multiply"#

#•color(white)(x)a/b=c/drArrad=bc#

#"then"#

#3b=12xx0.72#

#"divide both sides by 3"#

#b=(cancel(12)^4xx0.72)/cancel(3)^1=4xx0.72=2.88#

#b=2.88" is the solution"#

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Answer 2

Julia Adams

To solve the equation 3/0.72 = 12/b, you can cross-multiply. Multiply 3 by b and 0.72 by 12. This gives you 3b = 8.64. To isolate b, divide both sides of the equation by 3. The solution is b = 2.88.

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Answer 3

Isaiah Anthony

To solve the equation 3/0.72 = 12/b for b:

Cross multiply: 3b = 0.72 * 12
Simplify: 3b = 8.64
Divide both sides by 3: b = 8.64/3
Calculate: b ≈ 2.88

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.