x^2+7x-9=2x+5

Simple and best practice solution for x^2+7x-9=2x+5 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 x^2+7x-9=2x+5 equation: 


Simplifying
x2 + 7x + -9 = 2x + 5

Reorder the terms:
-9 + 7x + x2 = 2x + 5

Reorder the terms:
-9 + 7x + x2 = 5 + 2x

Solving
-9 + 7x + x2 = 5 + 2x

Solving for variable 'x'.

Reorder the terms:
-9 + -5 + 7x + -2x + x2 = 5 + 2x + -5 + -2x

Combine like terms: -9 + -5 = -14
-14 + 7x + -2x + x2 = 5 + 2x + -5 + -2x

Combine like terms: 7x + -2x = 5x
-14 + 5x + x2 = 5 + 2x + -5 + -2x

Reorder the terms:
-14 + 5x + x2 = 5 + -5 + 2x + -2x

Combine like terms: 5 + -5 = 0
-14 + 5x + x2 = 0 + 2x + -2x
-14 + 5x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
-14 + 5x + x2 = 0

Factor a trinomial.
(-7 + -1x)(2 + -1x) = 0


Subproblem 1
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

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

Simplifying
2 + -1x = 0

Solving
2 + -1x = 0

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

Add '-2' to each side of the equation.
2 + -2 + -1x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1x = 0 + -2
-1x = 0 + -2

Combine like terms: 0 + -2 = -2
-1x = -2

Divide each side by '-1'.
x = 2

Simplifying
x = 2
Solution
x = {-7, 2}

See similar equations:

| (10-b^2)+b^2=60 | | 14-8x=41-15x | | 6x+13=-103-7x | | 12x-20=19x+1 | | p(9p-4)=0 | | x^2-2x-13=2 | | 2x+6-35=7x+35 | | 12x-20=19x+14 | | (n+19)2=625 | | 7x^2+9x-4=0 | | 2x+6-35=7x-35 | | 3x-2=10x-73 | | 4(a+3)=6(a-1) | | 8(x-7)-5(3-x)=60-(x-7)2 | | 4x+17=10x-79 | | 9-2x^2=0 | | 3p+4p=10 | | 4x-2=103-11x | | 6x+21=13x-43 | | 9x-3=5x-7 | | 11x+22=5x+190 | | -33-7x=9-8x | | 8(2x-7)-5(x+3)=60-(x+7)2 | | -8t=12 | | 2[15+3(x-1)]=4x+7 | | 6x-1=x+29 | | 129-6x=21x+15 | | 5+3x=11-2x | | 370+58-7.1=x | | 2x+5f-4=3f | | f^2=11f-18 | | x+2=56 |

Equations solver categories