21=-7x+16+5

Simple and best practice solution for 21=-7x+16+5 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 21=-7x+16+5 equation:


Simplifying
21 = -7x + 16 + 5

Reorder the terms:
21 = 16 + 5 + -7x

Combine like terms: 16 + 5 = 21
21 = 21 + -7x

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

Combine like terms: 21 + -21 = 0
0 = 21 + -21 + -7x

Combine like terms: 21 + -21 = 0
0 = 0 + -7x
0 = -7x

Solving
0 = -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
0 + 7x = -7x + 7x
Remove the zero:
7x = -7x + 7x

Combine like terms: -7x + 7x = 0
7x = 0

Divide each side by '7'.
x = 0

Simplifying
x = 0

See similar equations:

| 4x+9=27-8x | | 0.3a+16=6.1a+4.98 | | (2x-2)+(4x^2-4x)=4 | | 5/9*13*8/9 | | 3x+20=-6 | | 7x-6+x=10+x+2+4x | | E=3520+25T | | 11/7=y/12 | | 5n^2=-20-29n | | 2x^2*5=6 | | 19-5x=11-7x | | 1.92=x/(x-2) | | 1a+3b+5a+b= | | 2p-1=3p-9 | | 8x+5z=7+7y | | 40x=12 | | 7/5x-4/3=13/15 | | 30=10p | | 2x+7-3x=8-4x | | 0.55(f-32)=-10 | | 2x+5=4-1 | | 6=7x-15 | | y=(-6)-2-(-1) | | 13x-7=67 | | 5/4x=3/2 | | 1.92=x/2-x | | 6(3w+10)=-9 | | 3(2x-1)=2(4x-3)-2 | | 5y-x/-y | | 3(x+5)-2(x+3)=x+9 | | 2(4x-3)-8=-2(1+7n) | | 7(8+4)= |

Equations solver categories