3(-2p-1)=-21

Simple and best practice solution for 3(-2p-1)=-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 3(-2p-1)=-21 equation:


Simplifying
3(-2p + -1) = -21

Reorder the terms:
3(-1 + -2p) = -21
(-1 * 3 + -2p * 3) = -21
(-3 + -6p) = -21

Solving
-3 + -6p = -21

Solving for variable 'p'.

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

Add '3' to each side of the equation.
-3 + 3 + -6p = -21 + 3

Combine like terms: -3 + 3 = 0
0 + -6p = -21 + 3
-6p = -21 + 3

Combine like terms: -21 + 3 = -18
-6p = -18

Divide each side by '-6'.
p = 3

Simplifying
p = 3

See similar equations:

| -28+32x=-40 | | 4(4x-9)=-52 | | -28+32+x=-40 | | -2(3v+2)= | | -x^2+10x-9= | | 5(-2y-6)=-40 | | -41x-17x=-39 | | 8b-3+5b=-16 | | -39x-26x=-46 | | 4q-6+3q=50 | | x^2+8x-1= | | -41-17+x=-39 | | 5q-4-9q=12 | | 6x+3=7x+1 | | -4a-8-7a=58 | | -39-26+x=-46 | | 5(-2q-6)=-20 | | 7x+3=6x+3 | | -2(-3x-3)=18 | | -3q+4/2=-4 | | 8q-4+7q=56 | | 6e+9=-e+23 | | -2x+6y=-34 | | 3.375=r^3 | | n/5+2=4 | | -8y+3+4y=7 | | 8b^2+7b-1=(b+1) | | -75+67=-8 | | -3(5a+5)=30 | | z^2-6a-27=0 | | 8b^2+7b-1= | | -3q-6/2=-6 |

Equations solver categories