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MathematicsMathematics
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Solve the system of equations using substitution.

y=x+6

y=-2x-3

A. (4,11)

B. (-3,3)

C. (-6,3/2)

D. (1,7)
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Shawn Matthews
Is upside down triangle also polygon
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Casey
Easy question.

Pia, Gauri, Zarna and Yasmin have EQUAL number of pencils.

Each of them ties their pencils in bundles with each bundle containing the same

number of pencils.

- Pia ties 10 pencils together as a bundle.

- Gauri ties 12 pencils together as a bundle.

- Zarna ties 15 pencils together as a bundle.

- Yasmin ties 20 pencils together as a bundle.

Who has the maximum number of bundles?

a) Yalan b) Pia c) Gauri d) Zarna

One line reasoning
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Jaidyn Mayer
Hypothesis on whether radiation has the same impact on coastal, forest, and desert areas
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Jr
3. Jada is making a scale model of the solar system. The distance from Earth to the

moon is about 2.389 x 10 miles. The distance from Earth to the sun is about

9.296 X 10' miles. She decides to put Earth on one corner of her dresser and the

moon on another corner, about a foot away. Where should she put the sun?

o On a windowsill in the same room?

o In her kitchen, which is down the hallway?

o A city block away?

Explain your reasoning.
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Gaven
Which sets of measurements could be the interior angle measures of a triangle? Select each correct answer. (There is more than one correct answer)
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Saul Mckenzie
Mary takes a sightseeing tour on a helicopter that can fly 450 miles against a 35 mph headwind. In the same amount of time it can travel 702 miles with a 35 mph tailwind. Find the speed of the helicopter.
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Spencer Carr
A copper rod is 0.450 m long. Heat is added to the rod until it expands by 0.00130 m. How much did the temperature change? (Unit=C)
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Denise Mccormick
How can you read a text and determine the tone of it?
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Larry Weeks
An ideal translation achieves a balance between which two elements?

A. Accuracy and readability

B. Passion and logic

C. Originality and interpretation

D. Facts and evidence
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Simon Spence
In a family is affected by a genetic disorder the son in the family has the same diseasebut the daughters do not have it
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Madison
Replace present refrigerators with similar refrigerators at a cost of $20 x 106. Option 2. Replace present refrigerators with lake-source cooling at a cost of $50 x 106. However, the lake-source cooling would save 1.5 x 106 $/year in electricity costs. Assume a 10-year straight-line depreciation for both options. Do you agree with the utilities engineers' conclusion that lake-source cooling is economically advantageous?
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Porter Vega
If you trained for 3/4 miles, 5/6 miles, and 10/12 miles for different activities for 7 days each, what would be the combined distance?
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Holt
Use the percent proportion to solve the following problem. Show your work. 98 is 35% of what number?
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Gisselle Moon
Which typically comes first during toilet training
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