(9b-2)(7b+6)=

Simple and best practice solution for (9b-2)(7b+6)= 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 (9b-2)(7b+6)= equation:


Simplifying
(9b + -2)(7b + 6) = 0

Reorder the terms:
(-2 + 9b)(7b + 6) = 0

Reorder the terms:
(-2 + 9b)(6 + 7b) = 0

Multiply (-2 + 9b) * (6 + 7b)
(-2(6 + 7b) + 9b * (6 + 7b)) = 0
((6 * -2 + 7b * -2) + 9b * (6 + 7b)) = 0
((-12 + -14b) + 9b * (6 + 7b)) = 0
(-12 + -14b + (6 * 9b + 7b * 9b)) = 0
(-12 + -14b + (54b + 63b2)) = 0

Combine like terms: -14b + 54b = 40b
(-12 + 40b + 63b2) = 0

Solving
-12 + 40b + 63b2 = 0

Solving for variable 'b'.

Factor a trinomial.
(-6 + -7b)(2 + -9b) = 0

Subproblem 1

Set the factor '(-6 + -7b)' equal to zero and attempt to solve: Simplifying -6 + -7b = 0 Solving -6 + -7b = 0 Move all terms containing b to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -7b = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -7b = 0 + 6 -7b = 0 + 6 Combine like terms: 0 + 6 = 6 -7b = 6 Divide each side by '-7'. b = -0.8571428571 Simplifying b = -0.8571428571

Subproblem 2

Set the factor '(2 + -9b)' equal to zero and attempt to solve: Simplifying 2 + -9b = 0 Solving 2 + -9b = 0 Move all terms containing b to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -9b = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -9b = 0 + -2 -9b = 0 + -2 Combine like terms: 0 + -2 = -2 -9b = -2 Divide each side by '-9'. b = 0.2222222222 Simplifying b = 0.2222222222

Solution

b = {-0.8571428571, 0.2222222222}

See similar equations:

| x^2-13x+21=0 | | 36=2x+5x+1 | | t^2-3tx-28x^2= | | 2(x+5)-7=3(x+6)-x | | -0.2x=18 | | 7j+11jk+9k= | | X-1.5+K=8.2 | | 4a-6a+1=7 | | b^2-9b-7=0 | | 18=4x-28 | | 2(36)-12y=24 | | -0.2+0.4w=3w | | 4x-x+2=27 | | 180=52X+11 | | 2(24)-12y=24 | | 9c-2c-d= | | 20(7-d)+11d=113 | | (240)(-0.1)= | | (y)(y)=3.75 | | -12x-27=9-8x | | 2(12)-12y=24 | | 10-6x+3x=-20 | | y*y=3.75 | | 3(8)=a+54 | | 4+5+9+3= | | 9y-28=-30+8y | | 6x+8(x-2)= | | 1.05x=50000 | | U=ax+cv | | (8x)-(x^2)=0 | | z^2+2iz^2+2iz+4=0 | | 2(0)-12y=24 |

Equations solver categories