3 years ago

How do you factor 7b^2-63b+140?

1 answer:

8 0

You can simplify the entire equation by dividing it all by 7, resulting in 7(b^2-6b+20).

Here, you can factor as you normally would. Your X values would have to be found using the quadratic formula.

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How write 632.745 word form

Thepotemich [5.8K]

Six hundred thirty two and seven hundred forty five thousandths.

600 + 30 + 2 + .7 + .04 + .005

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2 years ago

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James is in charge of the decorations. He has a total budget of $50 to spend for all of the decorations. James spends $20 on one

Gre4nikov [31]

B. Is the correct answer. For part B, he can buy 15 balloons since X=15. Plug this back into the equation to check: 2(15)+20=50.
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2 years ago

A model car is 8 inches long and 5.2

Sphinxa [80]

Use proportions here - 8/5.2 = 96/width of actual car. using cross multiplication, 5.2*96 = 8x. this gives you 499.2 = 8x. divide both sides by eight to get x=62.4. the width of the actual car is 62.4 inches.

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2 years ago

Identify the new perimeter of the square using a scale factor of 1/3

Verizon [17]

Answer:

Step-by-step explanation:

15 × $\frac{1}{3}$ = 5