8a+2=7a-5

Simple and best practice solution for 8a+2=7a-5 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 8a+2=7a-5 equation:


Simplifying
8a + 2 = 7a + -5

Reorder the terms:
2 + 8a = 7a + -5

Reorder the terms:
2 + 8a = -5 + 7a

Solving
2 + 8a = -5 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
2 + 8a + -7a = -5 + 7a + -7a

Combine like terms: 8a + -7a = 1a
2 + 1a = -5 + 7a + -7a

Combine like terms: 7a + -7a = 0
2 + 1a = -5 + 0
2 + 1a = -5

Add '-2' to each side of the equation.
2 + -2 + 1a = -5 + -2

Combine like terms: 2 + -2 = 0
0 + 1a = -5 + -2
1a = -5 + -2

Combine like terms: -5 + -2 = -7
1a = -7

Divide each side by '1'.
a = -7

Simplifying
a = -7

See similar equations:

| 2x+62=612 | | -6(4r-5)=-18-8r | | 6a*a+9a=0 | | -23=-2a-10a+a | | 4(a+3)=-(a+1)-2 | | -7a+3(a+c)+5c= | | (4x+7)=19 | | 4(7x-4)(6x+7)=0 | | 21n^2+6n= | | 5(x-3)=3(2x-1) | | 12k-66=3(4k-23) | | 17-5n=-3(n-4)+7 | | 7y-4+3y=96 | | -6n+14=-n+4 | | 2(5-3)v+9v=28 | | -2m=2m-16 | | -0.7x=21 | | 3.494+9.4x=172.756 | | 49x^2-196x+196=0 | | 25+15x= | | (-5.6)-(12.6)+(-6.6)= | | -3(x-4)+5=-2x-4 | | 7x+12y=120 | | q+11=-15 | | (-x+27)+(16x+4)= | | 30(7)+4x=64x | | 7c^2-2c-9= | | -3n+3(-n+2m)= | | 5t^2-24t-5= | | 100x^2-120x+35=0 | | 2m+7-m=-400 | | 12+.10x=10+.12x |

Equations solver categories