-2a-3=-15

Simple and best practice solution for -2a-3=-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 -2a-3=-15 equation: 


Simplifying
-2a + -3 = -15

Reorder the terms:
-3 + -2a = -15

Solving
-3 + -2a = -15

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + 3 + -2a = -15 + 3

Combine like terms: -3 + 3 = 0
0 + -2a = -15 + 3
-2a = -15 + 3

Combine like terms: -15 + 3 = -12
-2a = -12

Divide each side by '-2'.
a = 6

Simplifying
a = 6

See similar equations:

| -1/4(x-8)+1/2(x+2)=-3 | | -2u+8=4 | | -3x-2=84 | | 2a-5=-3 | | (5-7xy+8x^2-y^2)-(3y^2-7xy-6)= | | 3c-3=27 | | 14a=-1+13a | | 3a-(-4)=7 | | -2(x+1)-(8+7x)=-10x | | -2v+9=27 | | 2a-(-8)=18 | | -3c-9=-15 | | -3c-4=-7 | | -3z+1=-26 | | J-17=7 | | -2y+2=26 | | 10a+18=8a+4 | | -2z-1=9 | | x*x*x-3X*X*X*X*X*X+X= | | 4x+(2-3x)=20 | | -3u-2=13 | | 10=-16x^2+12x | | 4x+2-3x=20 | | 75=0.25x+x | | y=-x^2+12x-4 | | 5+m/4=5 | | -12=(-x)-(2) | | 16x^2+48x+160=0 | | 6=m/11-8 | | 9x^2+-4=0 | | -3x-(-5)=13 | | -2(3n-5)+3n=2-n |

Equations solver categories