12a-7+3a-5=-2

Simple and best practice solution for 12a-7+3a-5=-2 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 12a-7+3a-5=-2 equation:


Simplifying
12a + -7 + 3a + -5 = -2

Reorder the terms:
-7 + -5 + 12a + 3a = -2

Combine like terms: -7 + -5 = -12
-12 + 12a + 3a = -2

Combine like terms: 12a + 3a = 15a
-12 + 15a = -2

Solving
-12 + 15a = -2

Solving for variable 'a'.

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

Add '12' to each side of the equation.
-12 + 12 + 15a = -2 + 12

Combine like terms: -12 + 12 = 0
0 + 15a = -2 + 12
15a = -2 + 12

Combine like terms: -2 + 12 = 10
15a = 10

Divide each side by '15'.
a = 0.6666666667

Simplifying
a = 0.6666666667

See similar equations:

| -7(x+11)+572=20+13 | | 2b+1=b+10 | | -7(x+6)+247=10+27 | | -2x+19=-11 | | 8x+2=-6 | | -18a^2+32= | | 16n+8-7n+7=6 | | -23=3x-8 | | -33=4x-5 | | 3(X-1)=9+1 | | 6-4c=-22 | | 6-8z=-26 | | -2x-4=10 | | z=11+2(x+y) | | 7y-2y+18=38 | | 15x+10y=-40 | | -3x-2y=-12 | | 8n+8-n=22 | | y=-7+5x | | -8n+3-3n=-12 | | 1=6-2x | | 2(xy)=2x*2y | | 7n+4n-11=11 | | 5(3x-2)=15x-2 | | 6+9x+42+8x=3(2x+6)-2 | | 8x-16=7x-16 | | 4x(x-9)=0 | | x^4-22x^2+96=0 | | 2+1x+9(2x+3)-(4+1x)=11+8x+9(3+2x)+8(2+3x)-2 | | 5n+3-2n=-18 | | 2x-3=3x | | 1x+3(4+9x)-(1x+3)=8x+4(3x+9)-(2+9x)+3 |

Equations solver categories