7a-5a+2=-20

Simple and best practice solution for 7a-5a+2=-20 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 7a-5a+2=-20 equation:


Simplifying
7a + -5a + 2 = -20

Reorder the terms:
2 + 7a + -5a = -20

Combine like terms: 7a + -5a = 2a
2 + 2a = -20

Solving
2 + 2a = -20

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + 2a = -20 + -2

Combine like terms: 2 + -2 = 0
0 + 2a = -20 + -2
2a = -20 + -2

Combine like terms: -20 + -2 = -22
2a = -22

Divide each side by '2'.
a = -11

Simplifying
a = -11

See similar equations:

| x-3=65 | | 5-4g=-3(g-7) | | 13000+25000x=27500x | | 13000+25000x=27000x | | k(k+4)=60 | | 13000+25000x=17000x | | (5y-3)(2y-5)=0 | | (x+4)(x-2)=7x-2 | | 3(w-9)=5w-17 | | (y+1)(y+9)= | | (3x+1)(2x-1)=4 | | -4(a-7)=a(a-1) | | y^4+5y^3= | | 9p-p^2-20=0 | | -5*3x^2= | | x^4+x^2y^2= | | (4x^3y^2-5xy+3)(-5y^2x)=0 | | 2x+3x=90 | | 4x=98-(9x-6) | | -8x+7y=32 | | 2x^3-21x^2-108x=0 | | 5(y+8)=-10 | | (3+4)(2x-5)= | | y+6/3=y-8/2 | | y+4/6=y-3/5 | | 3p+6p=54 | | x^2-484=0 | | 9j-27=55 | | 3y=9x+8 | | 6a-2b+a=20 | | -0.9x=27 | | 4ab^2(a^2+9a)= |

Equations solver categories