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.
(-13 + -2x)(3 + -2x) = 0

Subproblem 1

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

Subproblem 2

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

Solution

x = {-6.5, 1.5}

See similar equations:

| -9(1+6+6v)= | | 100=x+(x+2) | | 4h-4=8 | | 61.94+56.06-x-45=38 | | -3(-2+9v)= | | -16t^2+18t+10=0 | | -7(n-5)-6n=4n+1 | | 6(2x+3)=11x-3-6x | | 2x^2+10y=-7 | | 11b+3=25 | | t^2-16t+64= | | (2z+1)+9=(6z-9) | | 11=1-7x-3x | | 8t^2+9t+5=0 | | 0.26=-2.5(76-4) | | 5n-11=2n+2 | | 7r^2-2r=0 | | n+6n=-14 | | 4x^2-2x^2+1=0 | | 2y+2=3x+2 | | 14=x(3x+19) | | 3+2a=57 | | 2(x+3)+4x-5= | | -13=7x+8 | | -5+11=13x-2-12x | | 7n-6n=n-5 | | 2x-3x-18=-4x+4 | | .25(12+8m)= | | -5600.00+200x=-2800 | | 11[g]-3=-g+141 | | 8y-4-6y+3=0 | | 2(2+3)-(7*2)=3(2-2)-2*2 |

Equations solver categories