4a+5=2a-21

Simple and best practice solution for 4a+5=2a-21 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 4a+5=2a-21 equation:


Simplifying
4a + 5 = 2a + -21

Reorder the terms:
5 + 4a = 2a + -21

Reorder the terms:
5 + 4a = -21 + 2a

Solving
5 + 4a = -21 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
5 + 4a + -2a = -21 + 2a + -2a

Combine like terms: 4a + -2a = 2a
5 + 2a = -21 + 2a + -2a

Combine like terms: 2a + -2a = 0
5 + 2a = -21 + 0
5 + 2a = -21

Add '-5' to each side of the equation.
5 + -5 + 2a = -21 + -5

Combine like terms: 5 + -5 = 0
0 + 2a = -21 + -5
2a = -21 + -5

Combine like terms: -21 + -5 = -26
2a = -26

Divide each side by '2'.
a = -13

Simplifying
a = -13

See similar equations:

| 4z+10-3z=8z+2 | | 64a+16a^2+a^3= | | -25=-7+3y | | x^2+5ix+2=0 | | 4n^2-72n-224=0 | | .5x=110 | | 7/5ab-ab | | 35-19+3w=31 | | -3(2x+1)3=-192 | | 6x-4=4x+40 | | -17=3v-2 | | 65+-4x=29 | | 1+2b=9 | | 7/8=y-(1/6) | | 3-4/3= | | k(x)=-f(x+1) | | X(y-4/5=-2 | | X+20=x*2-36 | | y=0.4x+4 | | 76+-4x=40 | | 8/7*(-6/7) | | 18x-3=15x+18 | | 34=3y-14 | | (4t)-7=33 | | f(x)-(1/3)x | | 8-(-3)=-9 | | 6y+7y=100 | | 70-4*8-(2*9+7)=N | | x/2=.5x | | 2n+2=23 | | f(x)=(1/3)x-8 | | 8x+3=10x+18 |

Equations solver categories