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Questions tagged 'Algebra'

147 questions

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Anonymous

Feb 20, 2025

How many moles of aluminum were used? (The density of aluminum is 2.699g/cm3 .)?

A piece of aluminum foil measuring 1.15 cm on each side and 0.570 cm thick is allowed to react with bromine to form aluminum bromide. How many moles of aluminum were used in this reaction? Given that...

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Anonymous

Feb 20, 2025

Given the equation −2x − 13 = 8x + 7, which order of operations completely solves for x?

Given the equation −2x − 13 = 8x + 7, what is the correct order of operations to solve for x? Please provide a step-by-step explanation of the process used to arrive at the solution.

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Anonymous

Feb 19, 2025

how o solve x^2+5x=0?

How do I solve the equation (x^2 + 5x = 0)?

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Anonymous

Feb 18, 2025

If the roots of ax^2+b=0 then:A) ab>0B) a=bC) ab0, b>0?

If the roots of the equation ( ax^2 + b = 0 ) are considered, which of the following statements is true? A) ( ab > 0 ) B) ( a = b ) C) ( ab < 0 ), ( b > 0 )

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Anonymous

Feb 17, 2025

Determine whether 3x-4y+7=3y+1 is a linear equation?

Is the equation (3x - 4y + 7 = 3y + 1) a linear equation? Please provide an explanation for your answer.

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Anonymous

Feb 16, 2025

Solve the equation 5y+10x=30 for y.?

"Can someone help solve the equation 5y + 10x = 30 for y? Appreciate your assistance!"

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Anonymous

Feb 15, 2025

Given the median QR and trapezoid MNOP what is the value of x​

Given the median QR and trapezoid MNOP, what is the value of x if the equation 4x - 16 equals -64?

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Anonymous

Feb 15, 2025

solve 4y − y + 11 = 38?

How can I solve the equation 4y − y + 11 = 38 step by step?

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Anonymous

Feb 14, 2025

About x^2 + y^2 +z^2 = 2z?

I understand that the equation (x^2 + y^2 + z^2 = 2z) represents a sphere, and I believe it involves a shift. However, I'm having difficulty grasping how to graph this equation without a calculator. C...

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Anonymous

Feb 13, 2025

Why did Grok jump up and down the first time he saw a variable in algebra class?

Why did Grok jump up and down the first time he saw a variable in algebra class? Could there be a specific reason or story behind his reaction? Thanks in advance for your insights.