(9x+7)(x-5)=0

Simple and best practice solution for (9x+7)(x-5)=0 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 (9x+7)(x-5)=0 equation: 


Simplifying
(9x + 7)(x + -5) = 0

Reorder the terms:
(7 + 9x)(x + -5) = 0

Reorder the terms:
(7 + 9x)(-5 + x) = 0

Multiply (7 + 9x) * (-5 + x)
(7(-5 + x) + 9x * (-5 + x)) = 0
((-5 * 7 + x * 7) + 9x * (-5 + x)) = 0
((-35 + 7x) + 9x * (-5 + x)) = 0
(-35 + 7x + (-5 * 9x + x * 9x)) = 0
(-35 + 7x + (-45x + 9x2)) = 0

Combine like terms: 7x + -45x = -38x
(-35 + -38x + 9x2) = 0

Solving
-35 + -38x + 9x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -9x)(5 + -1x) = 0


Subproblem 1
Set the factor '(-7 + -9x)' equal to zero and attempt to solve:

Simplifying
-7 + -9x = 0

Solving
-7 + -9x = 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 + -9x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -9x = 0 + 7
-9x = 0 + 7

Combine like terms: 0 + 7 = 7
-9x = 7

Divide each side by '-9'.
x = -0.7777777778

Simplifying
x = -0.7777777778

Subproblem 2
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
Solution
x = {-0.7777777778, 5}

See similar equations:

| Q(2)7q+10= | | (100+9)-(4y-8)= | | 3/4x-6=-5 | | X(2)+10x+25= | | -8(5n-7)= | | -25+21+(-4)+25= | | 49D+9D= | | -6(4y+7)-7= | | 2p-7p-8p=15 | | X(2)+5x-6= | | 5+(-3)-6= | | 7/8k=2/3 | | 5z+5.4=29.9 | | 7x^3+19x^2-36x=0 | | X(2)-15x+54= | | -2-(-4)-2= | | 8(6+2r)= | | 86.4=4x+3y | | -2x-2y-7x-6y= | | 2q+4.3=5.5q-24.75 | | 1/4y+1/6=2/5 | | 2-(-4)+3+(-6)-(-2)= | | X(2)+12x+35= | | 5x-6+4y+3z=360 | | 7-(-19)-18+(-19)+18= | | 3x-13=37 | | -4(1+6x)= | | 5(5X-5)=6(3X+3) | | -53+3x=47-x | | 2-10+8-(-2)+(-10)= | | .2*140= | | 4x+1+53=90 |

Equations solver categories