0=-5x^2+32x+21

Simple and best practice solution for 0=-5x^2+32x+21 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 0=-5x^2+32x+21 equation: 


Simplifying
0 = -5x2 + 32x + 21

Reorder the terms:
0 = 21 + 32x + -5x2

Solving
0 = 21 + 32x + -5x2

Solving for variable 'x'.

Combine like terms: 0 + -21 = -21
-21 + -32x + 5x2 = 21 + 32x + -5x2 + -21 + -32x + 5x2

Reorder the terms:
-21 + -32x + 5x2 = 21 + -21 + 32x + -32x + -5x2 + 5x2

Combine like terms: 21 + -21 = 0
-21 + -32x + 5x2 = 0 + 32x + -32x + -5x2 + 5x2
-21 + -32x + 5x2 = 32x + -32x + -5x2 + 5x2

Combine like terms: 32x + -32x = 0
-21 + -32x + 5x2 = 0 + -5x2 + 5x2
-21 + -32x + 5x2 = -5x2 + 5x2

Combine like terms: -5x2 + 5x2 = 0
-21 + -32x + 5x2 = 0

Factor a trinomial.
(-3 + -5x)(7 + -1x) = 0


Subproblem 1
Set the factor '(-3 + -5x)' equal to zero and attempt to solve:

Simplifying
-3 + -5x = 0

Solving
-3 + -5x = 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 + -5x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -5x = 0 + 3
-5x = 0 + 3

Combine like terms: 0 + 3 = 3
-5x = 3

Divide each side by '-5'.
x = -0.6

Simplifying
x = -0.6

Subproblem 2
Set the factor '(7 + -1x)' equal to zero and attempt to solve:

Simplifying
7 + -1x = 0

Solving
7 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + -1x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = 0 + -7
-1x = 0 + -7

Combine like terms: 0 + -7 = -7
-1x = -7

Divide each side by '-1'.
x = 7

Simplifying
x = 7
Solution
x = {-0.6, 7}

See similar equations:

| -5x^3+8x^2-9x-1= | | 7x-17=14x+1 | | U-6+10=2u-1 | | 7+5n-2=15 | | 7(x-3)-4=10 | | -7-y=-2y | | 0=-5x^2-32x+21 | | 8(-4x-6)=176 | | 5ax^6-5a=0 | | 3x+10+4x-8=180 | | 4x+6x=80 | | 12(x)=30 | | 21-6r=6(4-r) | | 5x-27-6x=0 | | 4(b-7)-3b=9 | | Xy=zfory | | .35x+8.25+1.50=11.50 | | Z^4+(5-14i)z^2-(24+10i)=0 | | f(0)=2x^2-8x+9 | | 344.8(x)=862 | | 3(1)-6+2(1)=-2+1 | | 2(4x-1)=-10(x-3)+4 | | 30=5(x+4)+5 | | t+14=22 | | 245=125+15s | | 16=7+3w | | 5x-3x+17=17 | | 6x-21=9 | | (7+5)+4*13-2= | | -3(4p+4)-2(1-14p)-3(1+5p)=0 | | .99+.99(n-1)=1.29+1.29(n-1) | | 14+3(1)=8(1)-3(1-4) |

Equations solver categories