a+7=12-a+15

Simple and best practice solution for a+7=12-a+15 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+7=12-a+15 equation:


Simplifying
a + 7 = 12 + -1a + 15

Reorder the terms:
7 + a = 12 + -1a + 15

Reorder the terms:
7 + a = 12 + 15 + -1a

Combine like terms: 12 + 15 = 27
7 + a = 27 + -1a

Solving
7 + a = 27 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
7 + a + a = 27 + -1a + a

Combine like terms: a + a = 2a
7 + 2a = 27 + -1a + a

Combine like terms: -1a + a = 0
7 + 2a = 27 + 0
7 + 2a = 27

Add '-7' to each side of the equation.
7 + -7 + 2a = 27 + -7

Combine like terms: 7 + -7 = 0
0 + 2a = 27 + -7
2a = 27 + -7

Combine like terms: 27 + -7 = 20
2a = 20

Divide each side by '2'.
a = 10

Simplifying
a = 10

See similar equations:

| 3x(4y-2x)+4x(4x+7y)= | | 6a+7=4a+7(1+5a) | | 12x+5=25 | | -35/(-7)= | | 3b-30=-6 | | 8n^2+64n=0 | | 1280-60d/32=c | | X+(x+50)+2(2x+50)=750 | | 3x+2=9-x+6 | | log(5)(x+116)+log(5)(x+16)=5 | | 2-3x=(x/12) | | 178-59=119 | | X-3/4=-5/12 | | x+7x=12+9-2 | | 3x+1+x-4=0 | | 2=m-15 | | 5(2x-7)-9(x+4)= | | 5a-2b+4a+5b= | | -5(5+4a)=-23-8a | | 4x^2-6x+22=0 | | 14=m-3 | | m=2(x-1)/(3-x) | | 9x+8=7.2 | | 3+m=21 | | 5(0.25+-0.3z)2z=1.32 | | 5w/4=15 | | M=17 | | -8(4n+7)=-216 | | 0.09xX=92.20 | | X+20=2(x+12) | | X/-416 | | 4x+(9x-1)=180 |

Equations solver categories