15-(a+8)=

Simple and best practice solution for 15-(a+8)= 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 15-(a+8)= equation:


Simplifying
15 + -1(a + 8) = 0

Reorder the terms:
15 + -1(8 + a) = 0
15 + (8 * -1 + a * -1) = 0
15 + (-8 + -1a) = 0

Combine like terms: 15 + -8 = 7
7 + -1a = 0

Solving
7 + -1a = 0

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + -1a = 0 + -7

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

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

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

Simplifying
a = 7

See similar equations:

| -.0006=.02x | | 4+5ab= | | .25y=1.5 | | 5h=21 | | 30-5=25 | | 2x=10-6y | | 15m=180 | | 4=2/3+c | | 73.35=4.37+y | | 7a+3b-5b+4c-3a+6b+5ab= | | 7a+7a= | | 3y=4x+7 | | 30=b-14 | | w/9-6=7/9 | | 5r-1/5=4/5 | | 7w=-72 | | m/3+1/3=2/3 | | (x-1)(x-1)(x-1)+64=0 | | -6y-20=-8(y+5) | | -6(y-3)=5y-48 | | -2w+16=2(w-2) | | 3(4m+6)=4(2m-1) | | 6(3a+2)=5(2a+9) | | -7(w+6)=-9w-48 | | 5x-8=2x-17 | | x^2-4x+45=0 | | -9w+15=-3(w+3) | | 5(m-3)=4(m+2) | | -5x^2-40x-125=0 | | .3(t-2)=.4t | | 4(a+3)=3(a+2) | | 7x+84=108 |

Equations solver categories