3x^2+5x-1=7x+7

Simple and best practice solution for 3x^2+5x-1=7x+7 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-1=7x+7 equation: 


Simplifying
3x2 + 5x + -1 = 7x + 7

Reorder the terms:
-1 + 5x + 3x2 = 7x + 7

Reorder the terms:
-1 + 5x + 3x2 = 7 + 7x

Solving
-1 + 5x + 3x2 = 7 + 7x

Solving for variable 'x'.

Reorder the terms:
-1 + -7 + 5x + -7x + 3x2 = 7 + 7x + -7 + -7x

Combine like terms: -1 + -7 = -8
-8 + 5x + -7x + 3x2 = 7 + 7x + -7 + -7x

Combine like terms: 5x + -7x = -2x
-8 + -2x + 3x2 = 7 + 7x + -7 + -7x

Reorder the terms:
-8 + -2x + 3x2 = 7 + -7 + 7x + -7x

Combine like terms: 7 + -7 = 0
-8 + -2x + 3x2 = 0 + 7x + -7x
-8 + -2x + 3x2 = 7x + -7x

Combine like terms: 7x + -7x = 0
-8 + -2x + 3x2 = 0

Factor a trinomial.
(-4 + -3x)(2 + -1x) = 0


Subproblem 1
Set the factor '(-4 + -3x)' equal to zero and attempt to solve:

Simplifying
-4 + -3x = 0

Solving
-4 + -3x = 0

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

Add '4' to each side of the equation.
-4 + 4 + -3x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -3x = 0 + 4
-3x = 0 + 4

Combine like terms: 0 + 4 = 4
-3x = 4

Divide each side by '-3'.
x = -1.333333333

Simplifying
x = -1.333333333

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 = {-1.333333333, 2}

See similar equations:

| -3/7(m-9)=3+6m | | 13x-2(3x+4)=22 | | 2*0/1=4+y | | x/5=14/35 | | 13x-2(3x+4)=32 | | -(6y+1)-(-5Y-4)=-5 | | 6x-54=3x-12 | | x+0.2x=36 | | 13x-143=6x-10 | | n+6=6-6n | | F^2/4g^3/f^4/8g^4 | | 14s+32=2s | | 15x+x=13x-19 | | 10(x+6)=4(x+27) | | 5+5+5=250 | | 2(x-4)=32-6x | | 800=0.8Y-16r | | 3x-8=57-10x | | 11x+5=4x+54 | | 3+2s-2=9s+11-5s | | 5/2(-11,11) | | 3x+15/2x^2+15x+25 | | 1+7x=10x-22 | | 7+4x=54 | | .3(2x-5)=3 | | 2x-7=4/(2x-7) | | 21=17+z/2 | | x(2*2-5)=3 | | 6x/2=4 | | x(2*7-5)=3 | | 3=2x-16 | | w+14=22 |

Equations solver categories