7(3x-7)=21x-49

Simple and best practice solution for 7(3x-7)=21x-49 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(3x-7)=21x-49 equation:


Simplifying
7(3x + -7) = 21x + -49

Reorder the terms:
7(-7 + 3x) = 21x + -49
(-7 * 7 + 3x * 7) = 21x + -49
(-49 + 21x) = 21x + -49

Reorder the terms:
-49 + 21x = -49 + 21x

Add '49' to each side of the equation.
-49 + 49 + 21x = -49 + 49 + 21x

Combine like terms: -49 + 49 = 0
0 + 21x = -49 + 49 + 21x
21x = -49 + 49 + 21x

Combine like terms: -49 + 49 = 0
21x = 0 + 21x
21x = 21x

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

See similar equations:

| 20m+75=35m | | 550x=250+1.25x | | 0.16(y-3)+0.10y=0.02y-1.5 | | c=2f | | 3(n+5)=6n | | -1-2k=5k+6 | | 2*x^3+9*x^2-21=0 | | 4(2w-1)=10(w-5) | | 0.16(y-3)+0.10y=0.02y-15 | | t=5n+9a | | y=1.3x-3.4 | | (x-2)+x+72=180 | | x+5/6=2x-5/6 | | 6x^3-2x+3x^2-1= | | 2x^3-x^2-6x+3= | | (9a^4b^-2)^(1/2) | | 4y+3=3y+14 | | 40x+20=10 | | 4x+180=34 | | 7-10=88-31x | | n^2-2n=80 | | 7-10x=88-31x | | (A+1)-(2a-4)= | | -9z^2+3z+2= | | C=2(6.75+1.25) | | a=1/2(v+t)y | | y/4=5/6 | | .4x+.7=-.5 | | x√2-2=0 | | -54-8x=7x-21 | | 7/12+5/8 | | (x+1)(1+√2)=√2 |

Equations solver categories