(-a)+16a-14a-(-7a)-(-20)=(-4)

Simple and best practice solution for (-a)+16a-14a-(-7a)-(-20)=(-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 (-a)+16a-14a-(-7a)-(-20)=(-4) equation:


Simplifying
(-1a) + 16a + -14a + -1(-7a) + -1(-20) = (-4)

Remove parenthesis around (-7a)
(-1a) + 16a + -14a + -1 * -7a + -1(-20) = (-4)

Multiply -1 * -7
(-1a) + 16a + -14a + 7a + -1(-20) = (-4)

Multiply -1 * -20
(-1a) + 16a + -14a + 7a + 20 = (-4)

Reorder the terms:
20 + (-1a) + 16a + -14a + 7a = (-4)

Combine like terms: (-1a) + 16a = 15a
20 + 15a + -14a + 7a = (-4)

Combine like terms: 15a + -14a = 1a
20 + 1a + 7a = (-4)

Combine like terms: 1a + 7a = 8a
20 + 8a = (-4)
20 + 8a = -4

Solving
20 + 8a = -4

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + -20 + 8a = -4 + -20

Combine like terms: 20 + -20 = 0
0 + 8a = -4 + -20
8a = -4 + -20

Combine like terms: -4 + -20 = -24
8a = -24

Divide each side by '8'.
a = -3

Simplifying
a = -3

See similar equations:

| h+45=73 | | -10=x-14 | | h-52=7 | | 8(x+3)=8 | | y+12=2.5(x+4) | | p-39=19 | | -10=x-18 | | 4(3a-2)=77 | | 10=6(x-8) | | 49+a=199 | | 400=5m+50 | | 106=u+55 | | y-7=-7(x-7) | | 4(2a+4)=77 | | x+20x/100=120 | | 89=7+j | | y+4=-9(x+3) | | 20+x=70 | | 3(a+3)=77 | | 76-b=43 | | -31=x-48 | | 2(3a+1)=77 | | 37=39-w | | x^2+24x-325=0 | | q+26=53 | | y-4=-3(x+1) | | X+5+x+2+2x=27 | | y+1=2(x-3) | | 126=x+61 | | x+7=5(3x-5) | | 4x^2-4xy+y^2-3x+4y-7=0 | | y-2=4(x-1) |

Equations solver categories