4x² - 12x + 9 = 5
→ 4x² - 12x + 4 = 0
→ x² - 3x + 1 = 0
→ x = (-(-3) ±√((-3)² - 4×1×1))/(2×1)
→ x = (3 ±√5)/2
→ x = (3 + √5)/2 or x = (3 - √5)/2
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Related Questions
If 4x plus 12x equals 80 what does x equals?
x=5
4x plus 32 equals -4x plus 16 x equals?
4x+32=-4x+16x4x+32=12x-4x -4x32=8x/8 /84=x
Find the solutions for 4x squared plus 4x plus 1 equals 0?
x = -½
How do you solve 4x2 plus 12x equals 0?
4x2 = -12x, divide both sides by 4x: x = -3
4x squared plus 12x?
4x2+12x = 4x(x+3) when factored
What is the solution of the following linear system 12x plus 6y equals 9 4x plus 2y equals 0?
No solution. Multiply second equation by 3 and get 12x + 6y = 0 but already stated 12x + 6y = 9...
What is the factorization 4x² plus 12x plus 9?
The factorisation is as follows: 4x² + 12x + 9 = (2x + 3)2.
What is the answer to 12x plus 6-8x-4x-3 plus 12?
If the equasion is 12x+6-8x-4x-3+12 then the answer is 15.
What value of x satisfies 3-12x equals 4x plus 27?
-3/2
What is 4x plus 8x plus 3?
4x+8x+3 = 12x+3
2x plus 6x plus 4x 12?
2x + 6x + 4x = 12x
How do you solve 2x plus y equals 0 and 4x plus 2y equals 0?
many solutions
What is the answer to 12x squared plus 8x equals 0?
12x2 + 8x = 0 4x(3x + 2) = 0 Two solutions: 1. x = 0 2. x = -2/3
8x-1 equals -4x plus 23?
8x-1 = -4x+23 8x+4x = 23+1 12x = 24 x = 2
4x plus 12x plus 5?
16X + 5
How do you simplify 12x plus 4x plus 25y plus 15y?
Combine like terms, meaning add 12X plus 4X which is 16X and then you add 25Y plus 15Y which equals 40Y so the answer will be 16x+40y. combine like terms means add the ones with the same variable.
How do you solve 5 over 4x plus 7 over 12x (adding rational expressions)?
5/4x+7/12x is the same as 15/12x+7/12x = 21/12x
How do you factor a polynomial of 4x plus 12x squared plus 16x cubed?
4x(4x^2 + 3x + 1)
The equation of 4x - 3y equals 2 and 3x plus 5y equals 16?
12x - 9y = 6, 12x + 20y = 64 29y = 58 y = 2 x = 2
What equals to 4x 5x 3x?
If you're adding them, that equals 12x
What is 16x plus 12x factored?
16X + 12X all I can see here is factoring out a 4X factor 4X(4 + 3) ---------------
4x squared plus 12x minus 40 divided by 4x plus 20?
x - 2
How many solutions does 4x plus 3 equals 3x plus 3 have?
Just the one solution.
How many solutions does x2-4x plus 4 equals 0 have?
It has two equal solutions of 2
What is the answer to 12x plus 4 equals 4x-20?
Subtract 4 from both sides. 12x = 4x - 24 Subtract 4x from both sides. 8x = -24 x = -3 Check it. -36 + 4 = -12 - 20 -32 = -32 It checks.
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