4x^2-20x+25=64

Simple and best practice solution for 4x^2-20x+25=64 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 4x^2-20x+25=64 equation:


Simplifying
4x2 + -20x + 25 = 64

Reorder the terms:
25 + -20x + 4x2 = 64

Solving
25 + -20x + 4x2 = 64

Solving for variable 'x'.

Reorder the terms:
25 + -64 + -20x + 4x2 = 64 + -64

Combine like terms: 25 + -64 = -39
-39 + -20x + 4x2 = 64 + -64

Combine like terms: 64 + -64 = 0
-39 + -20x + 4x2 = 0

Factor a trinomial.
(-3 + -2x)(13 + -2x) = 0

Subproblem 1

Set the factor '(-3 + -2x)' equal to zero and attempt to solve: Simplifying -3 + -2x = 0 Solving -3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -2x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2x = 0 + 3 -2x = 0 + 3 Combine like terms: 0 + 3 = 3 -2x = 3 Divide each side by '-2'. x = -1.5 Simplifying x = -1.5

Subproblem 2

Set the factor '(13 + -2x)' equal to zero and attempt to solve: Simplifying 13 + -2x = 0 Solving 13 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -2x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -2x = 0 + -13 -2x = 0 + -13 Combine like terms: 0 + -13 = -13 -2x = -13 Divide each side by '-2'. x = 6.5 Simplifying x = 6.5

Solution

x = {-1.5, 6.5}

See similar equations:

| 1.4h=1.8+4.8-0.4h | | 5x-6=4(3-x) | | x+9/12=-19 | | 246=6(5+6b) | | 456=8(1-7x) | | -6+a/9=-8 | | v=1/3s2h | | 5/9-1/12 | | 4a+7=-49 | | 2/5x-8=14 | | n/2=102 | | 6+z/-2=14 | | 4a+7=49 | | 5(a+2)=35 | | 10x-2-6x= | | fg-9h=19j | | y=-x-4x-4 | | 25=5t+4(6-3t) | | n/2=25 | | -5r+6=5(r-2) | | 12x+16/2 | | 3.5x=1.40 | | -4m=tm | | -98=7(r-6) | | 7x-3+3x+2=-8x-8 | | 0.05x+0.09(50000-x)=3380 | | 3(9x-2)= | | 2z+18-9=5z | | R=23t+v | | 2r-6=3-t | | 11y-5/18 | | M/0.8=-7 |

Equations solver categories