a-b(4b)=9

Simple and best practice solution for a-b(4b)=9 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 a-b(4b)=9 equation:


Simplifying
a + -1b(4b) = 9

Remove parenthesis around (4b)
a + -1b * 4b = 9

Reorder the terms for easier multiplication:
a + -1 * 4b * b = 9

Multiply -1 * 4
a + -4b * b = 9

Multiply b * b
a + -4b2 = 9

Solving
a + -4b2 = 9

Solving for variable 'a'.

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

Add '4b2' to each side of the equation.
a + -4b2 + 4b2 = 9 + 4b2

Combine like terms: -4b2 + 4b2 = 0
a + 0 = 9 + 4b2
a = 9 + 4b2

Simplifying
a = 9 + 4b2

See similar equations:

| 18x+9=18x+43 | | 6+10=8 | | 5x+3(x+3)=n | | 4p^3-100p=p^2+25 | | .5x+16=28 | | -50+6x=-182 | | 15-4x=2(x+5)-6x | | 16(a-x)=4(2x-a) | | 4e^2x=7e^3x | | .5x+15=28 | | 3*1+2= | | 5x-(x-1)=39 | | 6+3cos(2x)=9cos(x) | | 9+3=-15 | | 10+46+9z=8z+56 | | -36x+39=180 | | -6(x-4)=-48 | | 3h^2-13h-16=0 | | 5tanx+4=0 | | 3y+5=55-4y | | 9x+7=-155 | | 9+19z-3=8z+91-6z | | 8c-(2c+4)=9c+11 | | 4(x+1)-4=6x-2(-2+x) | | 264=4x+5(x+42) | | .5x+13.5=27 | | 2(-3y+18)-3y=-12 | | 6-6x=-2 | | 2t+14t-17t-7t+9t=-13 | | 36-2x=-8 | | .5x+15.5=27 | | 91=7x+3(-5x+9) |

Equations solver categories