29a-12-9-4a=57

Simple and best practice solution for 29a-12-9-4a=57 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 29a-12-9-4a=57 equation:


Simplifying
29a + -12 + -9 + -4a = 57

Reorder the terms:
-12 + -9 + 29a + -4a = 57

Combine like terms: -12 + -9 = -21
-21 + 29a + -4a = 57

Combine like terms: 29a + -4a = 25a
-21 + 25a = 57

Solving
-21 + 25a = 57

Solving for variable 'a'.

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

Add '21' to each side of the equation.
-21 + 21 + 25a = 57 + 21

Combine like terms: -21 + 21 = 0
0 + 25a = 57 + 21
25a = 57 + 21

Combine like terms: 57 + 21 = 78
25a = 78

Divide each side by '25'.
a = 3.12

Simplifying
a = 3.12

See similar equations:

| y-3x^2=0 | | 15+3= | | 7(b+3)+5=5+7b | | 7x^2-4x+12=0 | | 5-2n+3n+7=43 | | -9a-2a=36 | | -2(-3)(-5)= | | 5x-4y=32 | | x^2+10x-2=7x-4 | | 1a+9a-4+6a=10 | | 20/0.8 | | 3(2x+1)+2(2x+1)+7=42-5x | | 3/2(8-2x)=-3 | | 2y=2y+2 | | 71/16t-31/2t | | 4-2w=18 | | Z^4=2z^2+8 | | 4y-6+3y=15 | | 5x+3(3.5)=12 | | 4(x+1)+18= | | -3(x-5)=18 | | 12x-7=79 | | 23=9x-4 | | -17+n/5=33 | | 5(y+8)+3y=12 | | x=-4*-8 | | 5w-3w+8w= | | -3=-19+d/5 | | 4(20+12)/(4-3) | | -4(7n-5)+3n= | | 100x= | | -16(p-9)= |

Equations solver categories