-2a+7-3(-9-4a)=

Simple and best practice solution for -2a+7-3(-9-4a)= 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+7-3(-9-4a)= equation:


Simplifying
-2a + 7 + -3(-9 + -4a) = 0
-2a + 7 + (-9 * -3 + -4a * -3) = 0
-2a + 7 + (27 + 12a) = 0

Reorder the terms:
7 + 27 + -2a + 12a = 0

Combine like terms: 7 + 27 = 34
34 + -2a + 12a = 0

Combine like terms: -2a + 12a = 10a
34 + 10a = 0

Solving
34 + 10a = 0

Solving for variable 'a'.

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

Add '-34' to each side of the equation.
34 + -34 + 10a = 0 + -34

Combine like terms: 34 + -34 = 0
0 + 10a = 0 + -34
10a = 0 + -34

Combine like terms: 0 + -34 = -34
10a = -34

Divide each side by '10'.
a = -3.4

Simplifying
a = -3.4

See similar equations:

| -17-2x=9+t | | 7x=--6 | | -.6a=2 | | r+12= | | dfghj=k | | 7n+6n+-5=4n+4 | | 4+2m=6+2m | | 4d+2(7+-2)= | | -1.6=x+1.1 | | 5x-2-x=30 | | c-33+2=443 | | 5-3=43 | | 6z-19-z+4=0 | | 4x+2x+3=9 | | (-4x^2+3x-1)-(4x+2)= | | 4.3=b-1 | | -8+5x-7x=-16 | | 5.16-p=15.48 | | 12-2c+6c= | | 12-22x= | | 0.75(-6)-6= | | 4r-r= | | 3x+9=44-3x | | 29+n=-(-5n-5) | | 7(2+w)=6(w-9) | | 6=2+u | | 2(2x-6)m+2(x+3)m=26 | | 4n^2+9n+5= | | 5(2x-3)=x+3 | | 13x-8+2x-5=12x-2+2x | | -16=22 | | 7p+3+4p+5= |

Equations solver categories