2a-13=8a+7

Simple and best practice solution for 2a-13=8a+7 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 2a-13=8a+7 equation:


Simplifying
2a + -13 = 8a + 7

Reorder the terms:
-13 + 2a = 8a + 7

Reorder the terms:
-13 + 2a = 7 + 8a

Solving
-13 + 2a = 7 + 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.
-13 + 2a + -8a = 7 + 8a + -8a

Combine like terms: 2a + -8a = -6a
-13 + -6a = 7 + 8a + -8a

Combine like terms: 8a + -8a = 0
-13 + -6a = 7 + 0
-13 + -6a = 7

Add '13' to each side of the equation.
-13 + 13 + -6a = 7 + 13

Combine like terms: -13 + 13 = 0
0 + -6a = 7 + 13
-6a = 7 + 13

Combine like terms: 7 + 13 = 20
-6a = 20

Divide each side by '-6'.
a = -3.333333333

Simplifying
a = -3.333333333

See similar equations:

| 4x^2+48y+12x=153 | | 29=3p+8p+7 | | 8(.75+x)+12=2 | | 4(a-5)=3a-26 | | 6(-8)k=-96 | | 6x+9=12x | | 197=280-w | | 12r-5r+2.6=8.2 | | k-15=12 | | 2n+5(n+-1)=12 | | 5(2g+4)-7=10g+103 | | A=h(5h) | | 4x+9=-6x+9 | | -38x-51-9=159+39x-74x | | -7(x+2)=-3(x-5) | | 79=2(a-10) | | 6m-m-0.4=6.6 | | 6+4r+r=1+r+3+2r | | 4x-96=0 | | 20(x+1)-10=4-2(x+1) | | -4x+5=-8(x-9) | | 3r+2r+4=4 | | (2x-19)+(3x-17)+(x)=180 | | 3x-2+4-2x=-4 | | 3x-x=16 | | 3x^2-4x+3= | | x+2x+10.2=12.6 | | 45=3x-9 | | 2y-12=-32 | | 5c+10=-3c+58 | | 0.21x+4=0.25x-4 | | y+12=3y(2+4) |

Equations solver categories