p-(p+21)=7(p-3)+4p

Simple and best practice solution for p-(p+21)=7(p-3)+4p 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 p-(p+21)=7(p-3)+4p equation:


Simplifying
p + -1(p + 21) = 7(p + -3) + 4p

Reorder the terms:
p + -1(21 + p) = 7(p + -3) + 4p
p + (21 * -1 + p * -1) = 7(p + -3) + 4p
p + (-21 + -1p) = 7(p + -3) + 4p

Reorder the terms:
-21 + p + -1p = 7(p + -3) + 4p

Combine like terms: p + -1p = 0
-21 + 0 = 7(p + -3) + 4p
-21 = 7(p + -3) + 4p

Reorder the terms:
-21 = 7(-3 + p) + 4p
-21 = (-3 * 7 + p * 7) + 4p
-21 = (-21 + 7p) + 4p

Combine like terms: 7p + 4p = 11p
-21 = -21 + 11p

Add '21' to each side of the equation.
-21 + 21 = -21 + 21 + 11p

Combine like terms: -21 + 21 = 0
0 = -21 + 21 + 11p

Combine like terms: -21 + 21 = 0
0 = 0 + 11p
0 = 11p

Solving
0 = 11p

Solving for variable 'p'.

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

Add '-11p' to each side of the equation.
0 + -11p = 11p + -11p
Remove the zero:
-11p = 11p + -11p

Combine like terms: 11p + -11p = 0
-11p = 0

Divide each side by '-11'.
p = 0

Simplifying
p = 0

See similar equations:

| 10(x+2)+15=8x+7 | | y(100+10)=15y | | 12x-(7x-1)=66 | | 7(9a+3)=31 | | x+3.5=6.6 | | 3(x+4)=48 | | 32x+76=124 | | (-189)-4x=100+13x | | -2x-5.9-4.8x+0.3x+2= | | w(pi)(r)=5(pi) | | 6(w-7)=5(w-8) | | 5x-30=5x-18 | | 5g-4(-5+36)=1-g | | 6z-8=7z | | 2x+4y-3+5x= | | -20=8(5z-4) | | 27-x=7 | | 6(2b+4)=108 | | -3(x-4)+2(7x+3)=10(x-1)-2 | | 4(7x+4)+3=28x+19 | | 100(2)+6=10 | | 10y+3.8=38.8 | | .25x-2=1 | | 7-2x=63 | | (2x+40)+(x+125)=180 | | Q(x)=3x^4+x^3+18x^2-54x-20 | | (2x+2/4)=(4x-12/4) | | -21=-9w+6 | | 387=9(-5x+13) | | (12-7x)(5+3x)=0 | | 3x-2+x=14 | | (2r+2/4)=(4r-12/4) |

Equations solver categories