10a+13=20a-387

Simple and best practice solution for 10a+13=20a-387 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 10a+13=20a-387 equation:


Simplifying
10a + 13 = 20a + -387

Reorder the terms:
13 + 10a = 20a + -387

Reorder the terms:
13 + 10a = -387 + 20a

Solving
13 + 10a = -387 + 20a

Solving for variable 'a'.

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

Add '-20a' to each side of the equation.
13 + 10a + -20a = -387 + 20a + -20a

Combine like terms: 10a + -20a = -10a
13 + -10a = -387 + 20a + -20a

Combine like terms: 20a + -20a = 0
13 + -10a = -387 + 0
13 + -10a = -387

Add '-13' to each side of the equation.
13 + -13 + -10a = -387 + -13

Combine like terms: 13 + -13 = 0
0 + -10a = -387 + -13
-10a = -387 + -13

Combine like terms: -387 + -13 = -400
-10a = -400

Divide each side by '-10'.
a = 40

Simplifying
a = 40

See similar equations:

| 25x-4=3x+4 | | -5+7h=10+4h | | s=c+cv | | 14x=-2(777-6x) | | 10c=-8c+8 | | 8m-9=5m | | 5f=125 | | 0=4x^2+9x-9 | | -8u+6=-9u | | 2(x+4)=5(2x-8) | | -2p-5=-15 | | 8x+5=6x+20 | | -2p-5=15 | | -2=x-3y | | -14x^2=49 | | p+7774=5p+3p-80 | | 180=90+3x+1+2x+4 | | 2a+a^2=24 | | 8n-20=15+n | | 8x-7(x+3)=1 | | 0.9x=1+x | | Y-5=-3(x+6) | | 9x^2-9y^2-20x-20y+50=0 | | 2x^2-1600=0 | | -2j+2(3j-12)=12j | | 8h+4(-4h+8)=8 | | X^5+3=2 | | -8.93+7.8u=6.91+0.9u+7.7u | | (x*1.5*5)+(x*40)=1000 | | 544=16(w-966) | | 32=-2(8p+8) | | (x*1.5*5)+(x*40)=950 |

Equations solver categories