(3x^2+5x-2)+(-7x^2+5x-4)=

Simple and best practice solution for (3x^2+5x-2)+(-7x^2+5x-4)= 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 (3x^2+5x-2)+(-7x^2+5x-4)= equation: 


Simplifying
(3x2 + 5x + -2) + (-7x2 + 5x + -4) = 0

Reorder the terms:
(-2 + 5x + 3x2) + (-7x2 + 5x + -4) = 0

Remove parenthesis around (-2 + 5x + 3x2)
-2 + 5x + 3x2 + (-7x2 + 5x + -4) = 0

Reorder the terms:
-2 + 5x + 3x2 + (-4 + 5x + -7x2) = 0

Remove parenthesis around (-4 + 5x + -7x2)
-2 + 5x + 3x2 + -4 + 5x + -7x2 = 0

Reorder the terms:
-2 + -4 + 5x + 5x + 3x2 + -7x2 = 0

Combine like terms: -2 + -4 = -6
-6 + 5x + 5x + 3x2 + -7x2 = 0

Combine like terms: 5x + 5x = 10x
-6 + 10x + 3x2 + -7x2 = 0

Combine like terms: 3x2 + -7x2 = -4x2
-6 + 10x + -4x2 = 0

Solving
-6 + 10x + -4x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + 5x + -2x2) = 0

Factor a trinomial.
2((-3 + 2x)(1 + -1x)) = 0

Ignore the factor 2.

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 '(1 + -1x)' equal to zero and attempt to solve:

Simplifying
1 + -1x = 0

Solving
1 + -1x = 0

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

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

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

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

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

Simplifying
x = 1
Solution
x = {1.5, 1}

See similar equations:

| -5(u+1)=-2u-8 | | 4(y-1/2)-y=6(5-y) | | 4x+24=8(x+7) | | 0=X^2-12x+2+12-5x | | -2(u-2)=7u+40 | | f(x) = 9 + 2 x | | 3ln(2x-6)=-9 | | j+(-12)=12 | | -10=-6x+4(x+2) | | 8+9=w | | 0=x^2-17x+14 | | 2x^2-18x-6=0 | | x-6=3(x-12) | | 2x+13y=-17 | | Y=2x^2-18x-6 | | -5w+2(w-5)=-28 | | Ln(2x)=5.5 | | x^2+6x=247 | | 4r^4-9=91 | | 27=5(u+3)-7u | | X+89=3x+11 | | 26=2(y-5)+7y | | a(n)=4n+7 | | x^2+y^2=2007 | | (a+18)-(a+9)= | | (4-z)(5z-9)=0 | | -4(u+4)-3(u+3)= | | 4x+5y+3x+5y= | | 7x^2+112x-11=108 | | 4p^2-8= | | (4x-25)=75 | | log(x+5)=log(5x+4) |

Equations solver categories