(x+9)(x+7)=

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


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

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

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

Multiply (9 + x) * (7 + x)
(9(7 + x) + x(7 + x)) = 0
((7 * 9 + x * 9) + x(7 + x)) = 0
((63 + 9x) + x(7 + x)) = 0
(63 + 9x + (7 * x + x * x)) = 0
(63 + 9x + (7x + x2)) = 0

Combine like terms: 9x + 7x = 16x
(63 + 16x + x2) = 0

Solving
63 + 16x + x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(9 + x)' equal to zero and attempt to solve: Simplifying 9 + x = 0 Solving 9 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x = 0 + -9 x = 0 + -9 Combine like terms: 0 + -9 = -9 x = -9 Simplifying x = -9

Subproblem 2

Set the factor '(7 + x)' equal to zero and attempt to solve: Simplifying 7 + x = 0 Solving 7 + x = 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 + x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + x = 0 + -7 x = 0 + -7 Combine like terms: 0 + -7 = -7 x = -7 Simplifying x = -7

Solution

x = {-9, -7}

See similar equations:

| -9+n=43 | | -4+7x+3x^2+10x^3= | | 19-8= | | (15+2x)(10+2x)=250 | | -10p-4(4-5p)=6(p-3)-14 | | 3x^2y-6x^2+6y=0 | | 8=4(x-2)+4 | | -5+9x= | | 4x+3y-17=0 | | 4x+1+2x-2=125 | | 3(2x-5)=5(2x+9) | | 13=a-6 | | -15p-4(6-6p)=6(p-6)-6 | | 3x+12=-40 | | 6x=6x-7 | | -7+9m=m-15 | | 6t-10=86 | | 3g+6=6g-6 | | 9y+0.33=4-3y | | 5c+7=32 | | 8(g+3)= | | (x+1)(x+2)=28 | | 7g+21= | | x-6y=5 | | f+6=-6 | | 0=1x | | 5(2-x)-3(4-2x)=20 | | 5(2y-1)=4-(6y+2) | | 10(X-1)=20 | | -10(X-1)=-20 | | h=2+-6g | | 5(3+4x)=2(10x+8)-1 |

Equations solver categories