(4a+9b)-[12-(5a+11b)-13]=0

Simple and best practice solution for (4a+9b)-[12-(5a+11b)-13]=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 (4a+9b)-[12-(5a+11b)-13]=0 equation:


Simplifying
(4a + 9b) + -1[12 + -1(5a + 11b) + -13] = 0

Remove parenthesis around (4a + 9b)
4a + 9b + -1[12 + -1(5a + 11b) + -13] = 0
4a + 9b + -1[12 + (5a * -1 + 11b * -1) + -13] = 0
4a + 9b + -1[12 + (-5a + -11b) + -13] = 0

Reorder the terms:
4a + 9b + -1[12 + -13 + -5a + -11b] = 0

Combine like terms: 12 + -13 = -1
4a + 9b + -1[-1 + -5a + -11b] = 0
4a + 9b + [-1 * -1 + -5a * -1 + -11b * -1] = 0
4a + 9b + [1 + 5a + 11b] = 0

Reorder the terms:
1 + 4a + 5a + 9b + 11b = 0

Combine like terms: 4a + 5a = 9a
1 + 9a + 9b + 11b = 0

Combine like terms: 9b + 11b = 20b
1 + 9a + 20b = 0

Solving
1 + 9a + 20b = 0

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + 9a + -1 + 20b = 0 + -1

Reorder the terms:
1 + -1 + 9a + 20b = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 9a + 20b = 0 + -1
9a + 20b = 0 + -1

Combine like terms: 0 + -1 = -1
9a + 20b = -1

Add '-20b' to each side of the equation.
9a + 20b + -20b = -1 + -20b

Combine like terms: 20b + -20b = 0
9a + 0 = -1 + -20b
9a = -1 + -20b

Divide each side by '9'.
a = -0.1111111111 + -2.222222222b

Simplifying
a = -0.1111111111 + -2.222222222b

See similar equations:

| (10+y)y=144 | | 6x-7=-10 | | N+15=35-15 | | 3x^3+4x^2+2x+1=0 | | (x+-9)(x-2)= | | 82/100 | | V=CMS | | x^3+x^2-21x+45=0 | | P=18t+16 | | x^2+22x+22=0 | | 5*4=3*x | | x^2-14x-25.5=0 | | 2x+3x-8x+7=0 | | 5x+21=77 | | 12x+45-3x=2x-65+x | | 3p-7=13-7p | | 2y^4-5y^2+2=0 | | y^3+48=0 | | sin(tan^-1(-12/5) | | 3y+48=0 | | 4x+-3y= | | (8m-7)(6+3m)= | | cosx+cos(4x)+cos(7x)=0 | | 2x(c-3)=15 | | 3x+y=140 | | 2c*6e= | | -4=5x-10 | | F*3/5=3 | | 25x/45=-65 | | (3x5)-(4x1/2) | | 6x+5=3x+9 | | x=x^2+4x+4 |

Equations solver categories