3x(5x+7)=

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


Simplifying
3x(5x + 7) = 0

Reorder the terms:
3x(7 + 5x) = 0
(7 * 3x + 5x * 3x) = 0
(21x + 15x2) = 0

Solving
21x + 15x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(7 + 5x) = 0

Ignore the factor 3.

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

Subproblem 2
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
Solution
x = {0, -1.4}

See similar equations:

| 13-3(-4)=-5[3+2(-4)] | | 7/112=(c-3)/8 | | 9x+5=6-(3x-7) | | 73=(108+f) | | 4(2n-4)=(3n+1)+4 | | 6x^2=-x+1 | | 5.4x+13=127 | | -12-4.8x(-2+-8)= | | 9.6+w-2.5=8 | | 90+.4x=70+.8x | | 12+2(1+n)=-3n+30 | | 43/21= | | 2n-4=32 | | 4x=10x+30 | | 144/7= | | 14.4+x=2x-.3 | | -4.3-(-6.5)= | | 11.3+x-7.4=4.5 | | (2a-b)square-(2a-b)-30=0 | | 45-6x= | | 25-11=2(x-1) | | x^2+615x-1000=0 | | 3.6(12-a)=43 | | 8x+3=6x+14 | | -15n+16=-14n-3 | | 46-6x= | | -6y-4=3-6y | | 7.7+x=0.3 | | 6x^2+13x-18=0 | | .7x+.45(5.6-x)=5.6*.7 | | -15-2k=-5 | | 1/4(x+4)=22 |

Equations solver categories