50x^2-21=-55x

Simple and best practice solution for 50x^2-21=-55x 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 50x^2-21=-55x equation:


Simplifying
50x2 + -21 = -55x

Reorder the terms:
-21 + 50x2 = -55x

Solving
-21 + 50x2 = -55x

Solving for variable 'x'.

Reorder the terms:
-21 + 55x + 50x2 = -55x + 55x

Combine like terms: -55x + 55x = 0
-21 + 55x + 50x2 = 0

Factor a trinomial.
(-7 + -5x)(3 + -10x) = 0

Subproblem 1

Set the factor '(-7 + -5x)' equal to zero and attempt to solve: Simplifying -7 + -5x = 0 Solving -7 + -5x = 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 + -5x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -5x = 0 + 7 -5x = 0 + 7 Combine like terms: 0 + 7 = 7 -5x = 7 Divide each side by '-5'. x = -1.4 Simplifying x = -1.4

Subproblem 2

Set the factor '(3 + -10x)' equal to zero and attempt to solve: Simplifying 3 + -10x = 0 Solving 3 + -10x = 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 + -10x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -10x = 0 + -3 -10x = 0 + -3 Combine like terms: 0 + -3 = -3 -10x = -3 Divide each side by '-10'. x = 0.3 Simplifying x = 0.3

Solution

x = {-1.4, 0.3}

See similar equations:

| 5*6+2/12-4= | | 3/4(4/3x) | | 12x^2-55=8x | | 3(7+4)-18/9= | | 0.5x+2=5.25x-12.75 | | 56x^2-81x=-9x | | 10-3(5-2)= | | 8y/8 | | 14-16/8+27= | | 2x+7=47-2x# | | 16-32/4= | | 2x+7=47-2 | | 7(m-5)-6(m+3)=-53 | | 4+3(5-2)= | | 17+14a=9 | | -(t^-2/16p^-8) | | 2-4-9-42+(-9)= | | 0.5x+x+(5+x)=35 | | 24x^2+33=62x | | -3-9+2-5-6= | | -36b-36+37b-4=0 | | 12x^2-196=28x | | -11-43+1-9+30= | | -6-19+4-8+20= | | 2.2q-5.2-3.6q=2.4q-1.3 | | .3x+7=22 | | 21t-490=10t+980 | | 8n-3n+5= | | -15-6-[-7-(-10)]= | | 5-5x+x=-31 | | (1/2x)+x+(5+x)=35 | | 12-(-9)-[5-(4)]= |

Equations solver categories