84=(5-a)-4

Simple and best practice solution for 84=(5-a)-4 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 84=(5-a)-4 equation:


Simplifying
84 = (5 + -1a) + -4

Remove parenthesis around (5 + -1a)
84 = 5 + -1a + -4

Reorder the terms:
84 = 5 + -4 + -1a

Combine like terms: 5 + -4 = 1
84 = 1 + -1a

Solving
84 = 1 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
84 + a = 1 + -1a + a

Combine like terms: -1a + a = 0
84 + a = 1 + 0
84 + a = 1

Add '-84' to each side of the equation.
84 + -84 + a = 1 + -84

Combine like terms: 84 + -84 = 0
0 + a = 1 + -84
a = 1 + -84

Combine like terms: 1 + -84 = -83
a = -83

Simplifying
a = -83

See similar equations:

| 5ln(x-1)=30 | | 7x-234=-143 | | 7d+17=42 | | 200.96=2*3.14*r^2+2*3.14*r*4 | | 2*3.14*4= | | 80x-5=6 | | 8b+17=45 | | 7x+5=58 | | 5(2x-1)=16 | | 10n+12=32 | | 7x-4=6x-2 | | 10+12=32 | | (3x^1/2)-3=0 | | 2y+17=16y+5 | | 9n+7=160 | | 10x+2x=35+14x | | 3a-34.56= | | 21-6=2 | | 3h^4/3h | | 3x^1/2-3=0 | | 6a-15=23 | | x+4x+9=84 | | 3x-x=40 | | 3/1.25=2/x | | 3x-23=-8 | | 2x+5=30-5 | | 12-2b=6 | | 9z+17=9 | | 45+5x=5-10x | | -2ln(X)+6ln(X)=ln(27)+ln(X) | | 7x/-5=-4 | | 2x^2-8=-7x-4 |

Equations solver categories