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x2 - 3x - 4 = 0 so (x+1)(x-4) = 0, so x+1 = 0 and x-4 = 0, so x = -1 or 4

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More answers

2x - 3x - 4 = 0

-x - 4 = 0

-x = 0 + 4

-x/-1 = 4/-1

x = -4

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Q: X2 - 3x - 4 equals 0?
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Related questions

Would x2 plus 3x plus 2 equals 30 be considered a quadratic equation although 'y' doesn't equal '0'?

Yes:- x2+3x+2 = 30 X2+3x+2-30 = 0 x2+3x-28 = 0 (x-4)(x+7) = 0 x = 4 or x = -7


What are solutions to the equation x2-3x-4 equals 0?

They are x = -1 and x = 4.


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x^2 + 3x + 3 = 7 x^2 + 3x - 4 = 0 (x - 1)(x + 4) = 0 x = 1 or x = -4


-x2 plus 3x equals -4?

-2x + 3x = -4 By combining like terms we get: x = -4.


X2 plus 3x-4 equals?

You can only solve the equation if both sides are shown. Assuming that the expression is made equal to 0, then x can be found by factorising: x2 + 3x - 4 = 0 (x+4)(x-1) = 0 either x+4 = 0, therefore x=-4 or x-1 = 0, therefore x = 1


X2 - 4 equals 0?

If: x2-4 = 0 Then: x = 2


What is the answer to 3x4 7x3 4x2 equals 0?

The four solution values of x of 3x4 + 7x3 + 4x2 = 0 are: x = -11/3, -1, 0 (repeated) 3x4 + 7x3 + 4x2 = 0 ⇒ x2(3x2 + 7x + 4) = 0 ⇒ x2(3x + 4)(x + 1) = 0 ⇒ x2 = 0 → x = 0 (repeated) or (3x + 4) = 0 → x = -4/3 = -11/3 or (x + 1) = 0 → x = -1


What is the solution set of the equation x squared minus 3x minus 4 equals 0?

X2 - 3X - 4 = 0factored(X + 1)(X - 4)----------------X = - 1X = 4-------------------(- 1, 0) and (4, 0)================solution set of X interception points


If 3x-1 equals 11 what is the value of x2 plus 2?

3x-1 = 11 3x = 11+1 3x = 12 x = 4 Therefore: x2+2 = 18


The graph of 3x plus 4y-4 equals 0 crosses the line y equals -2 at what value of x?

3x + 4y - 4 = 0 y = -2 3x + 4(-2) - 4 = 0 3x - 8 - 4 = 0 3x = 12 x = 4 (4,-2)


If 3x-1 equals 11 what is the value of x2 equals x?

If 3x - 1 = 11: To solve this equation, add 1 to each side of the equation to isolate x (3x -1 +1 = 11 + 1) and now the equation is 3x = 12. The next step is to divide both sides of the equation by 3 to find the value of x (3x / 3 = 12 / 3) for the answer x = 4. Not sure what you mean by x2 x, but you can substitute the value of x (which is 4) to solve.


What is x squared minus10 over x squared minus 4 plus 3x over x squared minus 4?

For any x ≠ 0, x2 -10/x2 - 4 +3x/x2 - 4 LCD = x2, multiply each term by their missing element of LCD = (x4 + 10 +3x - 8x2)/x = (x4 - 8x2 + 3x + 10)/x2