5a+7=8a-2

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


Simplifying
5a + 7 = 8a + -2

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

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

Solving
7 + 5a = -2 + 8a

Solving for variable 'a'.

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

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

Combine like terms: 5a + -8a = -3a
7 + -3a = -2 + 8a + -8a

Combine like terms: 8a + -8a = 0
7 + -3a = -2 + 0
7 + -3a = -2

Add '-7' to each side of the equation.
7 + -7 + -3a = -2 + -7

Combine like terms: 7 + -7 = 0
0 + -3a = -2 + -7
-3a = -2 + -7

Combine like terms: -2 + -7 = -9
-3a = -9

Divide each side by '-3'.
a = 3

Simplifying
a = 3

See similar equations:

| 4n+11=3 | | -5x-4=-7x-14 | | -3x(x^2-4x+6)= | | 12=-4-6x-3 | | 3x-5x-12=0 | | 7x-20=-130 | | 8=-3x+6x-1 | | -9x^2=-6x+15 | | -7-7-7= | | F=9/5(C+32) | | -6x+8+x=-52 | | -9x=-6x+15 | | 2/3x-1/4=x/6+3/2 | | 10x^2+6x+7=0 | | 5+6x-2x=33 | | 1/3x+1 | | 18x+25=65 | | 6=x-4x+6 | | a+a-56=0 | | 13-x=-7-2x | | 4x+9-6x=9 | | B^2-10b+25=o | | x^2+2x+1+4x-64=0 | | -8x-4y=28 | | x+7+x=17 | | -2x-11=-2x-4 | | 5(6x-3)-3(3x-8)=5(4x+5)-22 | | 17/6-3/4+(-2/3) | | 6+3x+3x=66 | | (5a+9b)-(4b+2a)=0 | | 13-1/6 | | t+13t+40=0 |

Equations solver categories