-7(p+8)=-21

Simple and best practice solution for -7(p+8)=-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 -7(p+8)=-21 equation: 


Simplifying
-7(p + 8) = -21

Reorder the terms:
-7(8 + p) = -21
(8 * -7 + p * -7) = -21
(-56 + -7p) = -21

Solving
-56 + -7p = -21

Solving for variable 'p'.

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

Add '56' to each side of the equation.
-56 + 56 + -7p = -21 + 56

Combine like terms: -56 + 56 = 0
0 + -7p = -21 + 56
-7p = -21 + 56

Combine like terms: -21 + 56 = 35
-7p = 35

Divide each side by '-7'.
p = -5

Simplifying
p = -5

See similar equations:

| 3y=5y+2 | | 3X+8=6X-4 | | 2(x-1)=(3x-1) | | a=3b-c | | 4n+20=53-2n | | 5+(3x+1)=5 | | -3(4-5)-1=20 | | 9x-(x-12)=-13 | | 2.5n=98-n | | 5(4-k)=-10k | | -2a-8=-8 | | 3y+2x=9 | | 3y-1=10 | | (3p^3+3p^2-8)+(2p^3-3p+9)= | | (8x+8)-(-5x+9)= | | 69-3x(5-3)4= | | 80-3x(2)3= | | 80-3x(2)2= | | (7x^4y^4+4xy)-(x^4y^4-6xy)= | | -5(6y+4)= | | 2*5-6= | | 2(3x-25)= | | 2(3x-25)=x | | x(x-4)=5 | | -0.666666=3x-1 | | (2x^3)-(4x^2)-(30x)=0 | | 6(3c-5)-7x=25 | | 6a-2a(5-2a)+3a^2= | | 5x-20=8x+48 | | 3x+13=5x-20 | | 6a-2a(5-2a)+3a^3= | | 4(x+5)=2(x-10) |

Equations solver categories