I'm not sure how to solve for x when there is a fraction involved. How do I begin doing the equation? Do I subtract 20?

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I have to solve this system: 3x+y+z=13 2x+2y-3z=3 3x+y-z=7

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Please help me answer this equation (X^2-3)(x^2+3x-4)=0

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3x+y+z=13 2x+2y-3z+3 3x+y-z=7 A) (2,-4,11) B) (3,4,0) C) (2,4,3) D)(6,-3,4)

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Hello. I NEED HELP WITH THIS EQUATION MY OWN TUTOR GAVE ME TO SOLVE. ASAP :)

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Find the equations to both lines through the point (2,1) that are tangent to the parabola y=x2+x+4 y= (smaller slope) y=(larger slope)

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Find the equation of the tangent line to the curve at the given point.\\ y=1+2x-x3, (1,2) y=

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Solve the equation . Show work. (x-5)x=14

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x^2-2x-15=0

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hi, my answer isnt jiving...is it possible the issue is negative sign? the equation is: 3x-4y=8 then i take 0 for x and 2 for y what i did was : 3(0)-4(2) =8 ...

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Express your answer in slope-intercept form (4,-23) and (5, -31)

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Simply the following rational equation (x-5/x2-25) - (3/x+5)= A/B where A and B are polynomials of degree as low as possible and the leading coefficient of B is 1. A= B= &...

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Can you think of one real-world example of when the concept of functions might be useful? Do you think you will ever use functions in your life to solve problems? If yes, explain how and why; if no,...

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-32 less than or equal to 8(x-5) less than 40 and line it on a graph i dont know what else i could possibly wirte about this question i just want to know the answer

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True or False?

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A) parallel B) perpendicular C) neither

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A) no slope B) 0 C) 6

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A) 5/3 B) 4/5 C) -3/5

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I have never seen an equation set up like this before. What do the colons represent? I'm sure it's a very simple equation and I'm stumped.