2b^2=-112+30b

Simple and best practice solution for 2b^2=-112+30b 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 2b^2=-112+30b equation:


Simplifying
2b2 = -112 + 30b

Solving
2b2 = -112 + 30b

Solving for variable 'b'.

Reorder the terms:
112 + -30b + 2b2 = -112 + 30b + 112 + -30b

Reorder the terms:
112 + -30b + 2b2 = -112 + 112 + 30b + -30b

Combine like terms: -112 + 112 = 0
112 + -30b + 2b2 = 0 + 30b + -30b
112 + -30b + 2b2 = 30b + -30b

Combine like terms: 30b + -30b = 0
112 + -30b + 2b2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(56 + -15b + b2) = 0

Factor a trinomial.
2((7 + -1b)(8 + -1b)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(7 + -1b)' equal to zero and attempt to solve: Simplifying 7 + -1b = 0 Solving 7 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1b = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1b = 0 + -7 -1b = 0 + -7 Combine like terms: 0 + -7 = -7 -1b = -7 Divide each side by '-1'. b = 7 Simplifying b = 7

Subproblem 2

Set the factor '(8 + -1b)' equal to zero and attempt to solve: Simplifying 8 + -1b = 0 Solving 8 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1b = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1b = 0 + -8 -1b = 0 + -8 Combine like terms: 0 + -8 = -8 -1b = -8 Divide each side by '-1'. b = 8 Simplifying b = 8

Solution

b = {7, 8}

See similar equations:

| 4b^2+b^2=60x^2 | | 365+e=1.4 | | 2n^2=60+2n | | 5-3b+2+4b= | | k+4/9=3 | | 4b^2+b^2=60 | | v^2=-21+10v | | k-4/9=3 | | -2(-6+20)-8*-6=20 | | (-8+4)(4x+10)= | | -6.3y-2.8=-5.3y+1.2 | | r-2/7=3 | | 4x-3y+5x+8y= | | x^2-6x+9=-5+9 | | 0=k-k^2+2 | | 50t=60t-2 | | 30=25a-5a^2 | | 5=-7+3v | | 96+2w=80-3w | | -r+7-8r=11-10r | | -x=56-x^2 | | 2x=2-3y | | -(3x+1)+3(4y+4)= | | m^2+5m=-4 | | 6n+5-7n=10-5n+3 | | -12=5w+3 | | 25+10n=-n^2 | | -6+7(y+4)=5(3y-7)+7 | | 0=-x^2+4+3x | | -(3x+4)-2(4y+4)= | | 4r-7=-7(4r*1) | | 3m^2+32m+64=0 |

Equations solver categories