5x^2-15=4x^2-2x

Simple and best practice solution for 5x^2-15=4x^2-2x 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 5x^2-15=4x^2-2x equation:


Simplifying
5x2 + -15 = 4x2 + -2x

Reorder the terms:
-15 + 5x2 = 4x2 + -2x

Reorder the terms:
-15 + 5x2 = -2x + 4x2

Solving
-15 + 5x2 = -2x + 4x2

Solving for variable 'x'.

Reorder the terms:
-15 + 2x + 5x2 + -4x2 = -2x + 4x2 + 2x + -4x2

Combine like terms: 5x2 + -4x2 = 1x2
-15 + 2x + 1x2 = -2x + 4x2 + 2x + -4x2

Reorder the terms:
-15 + 2x + 1x2 = -2x + 2x + 4x2 + -4x2

Combine like terms: -2x + 2x = 0
-15 + 2x + 1x2 = 0 + 4x2 + -4x2
-15 + 2x + 1x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-15 + 2x + 1x2 = 0

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

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 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 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {-5, 3}

See similar equations:

| 4b-a(3a+6b)-9= | | 0.6(x+300)=0.67x-338 | | 0.3(3z+6)+6.7=0.7(3z-5) | | 2x+6-30-6x=3x+4 | | (7z-a)(3z+2a)= | | 4-(2x-4)=3(3x-7) | | 35/6-5/6:2/3= | | 5x+2y+0.5z=100 | | (-10)+3-24:4-(-5)= | | (4x+12/5)(15t/3x+9) | | 11/18+11/18 | | a+2=2b | | Y=-5x-80 | | -2x+3y=5 | | ln(2x+3)*ln(x^2)=0 | | 7y-2.75=0.5 | | 5*7*11*13= | | (9x-4)=(3x+2) | | y-3=5(x+1) | | (3a-7)(4a+5)= | | y-2=.4(x-3) | | 4y-1.9=6.3 | | 4y-19=6.3 | | m+9=3(m-5)+7 | | -4=3.5-1.5y | | 8m=5m+1 | | 5x+7=-3x-5 | | 4x^4+19x^2-5x+3=0 | | x=8x-50 | | 2(2y-3)=9-2y | | y=.50x-3 | | 3x-8y=27 |

Equations solver categories