126-5a+3(7-2a)=180

Simple and best practice solution for 126-5a+3(7-2a)=180 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 126-5a+3(7-2a)=180 equation:


Simplifying
126 + -5a + 3(7 + -2a) = 180
126 + -5a + (7 * 3 + -2a * 3) = 180
126 + -5a + (21 + -6a) = 180

Reorder the terms:
126 + 21 + -5a + -6a = 180

Combine like terms: 126 + 21 = 147
147 + -5a + -6a = 180

Combine like terms: -5a + -6a = -11a
147 + -11a = 180

Solving
147 + -11a = 180

Solving for variable 'a'.

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

Add '-147' to each side of the equation.
147 + -147 + -11a = 180 + -147

Combine like terms: 147 + -147 = 0
0 + -11a = 180 + -147
-11a = 180 + -147

Combine like terms: 180 + -147 = 33
-11a = 33

Divide each side by '-11'.
a = -3

Simplifying
a = -3

See similar equations:

| m^2+40=13m | | 5y=-5x-5 | | h^2+15h+44=0 | | 43-e=10 | | (6x+7)(2x-7)=0 | | -2(-4b-3)=38 | | 8m+10=74 | | 47x-13-24x=131 | | 0=-16t+35t+15 | | 2x^2-28x=-96 | | 5-b=15 | | 6=a-47 | | 6=-16+6x | | 7m-9+6m=-61 | | X^2-12x=1 | | (5c+4)+(126-5a)=180 | | 4r-7-6r=-9 | | 4x^2-2=-11 | | -5r+2-9+8+r-1= | | 8x+20+70+60=180 | | 30=87-w | | p^2=24+2p | | 5+3x-x-4+9x= | | sin(3x)=0 | | 5m=35m | | -5-3x-2x-4+6x= | | 12=6(x+11) | | 44=k-40 | | -2x+5y=-12 | | 1/2(x-6.00)=-7 | | 6x+8x=28 | | 4x^2+8=15 |

Equations solver categories