3 years ago

How to estimate 586-321 two different ways

1 answer:

6 0

You can either do it to the nearest ten or the nearest hundred

(nearest ten) 590 - 320 = 270

(nearest hundred) 600 - 300 = 300

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A 26' Long painting is how many yards Long

Alenkinab [10]

In one foot, there are 0.33 yards.
Therefore, you need to multiply 26 by 0.33
20x0.33= 6.6
6x0.33= 1.98 yards.
6.6+1.98= 8.58
Therefore, in a 26' long painting, there are 8.58 yards
Hope this helps :)

3 0

3 years ago

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I AM DESPERATE FOR HELP!

marshall27 [118]

X+y=0
-2x+y=2
-2x+y=-4

5 0

3 years ago

Guys Help me <br><br> Does (4, 7) make the equation y = 2x + 7 true?

natka813 [3]

Answer:

false

Step-by-step explanation:

x=4andy=7

2×4+7 isnot equal to 7

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2 years ago

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Rewrite with positive exponents a^-3 b^-5

amm1812

Answer:

1/a^3 and 1/b^5

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2 years ago

Solve the equation by completing the square. Round to the nearest tenth, if necessary. Simplify your solutions and enter them fr

Slav-nsk [51]

Answer:

-1.1, 6.1

Step-by-step explanation:

-2X^2+10X+14=0

(-2X^2+10X+14)/-2=0

X^2-5X-7=0

Then use the quadratic formula because you can't factor

Fill in the equations and solve. One should have the plus and the other should have the minus and that's how you get the 2 different answers.

A=1

B=-5

C=-7

4 0

1 year ago