(-1+-7x)-(-42-12x)=42

Simple and best practice solution for (-1+-7x)-(-42-12x)=42 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 (-1+-7x)-(-42-12x)=42 equation:


Simplifying
(-1 + -7x) + -1(-42 + -12x) = 42

Remove parenthesis around (-1 + -7x)
-1 + -7x + -1(-42 + -12x) = 42
-1 + -7x + (-42 * -1 + -12x * -1) = 42
-1 + -7x + (42 + 12x) = 42

Reorder the terms:
-1 + 42 + -7x + 12x = 42

Combine like terms: -1 + 42 = 41
41 + -7x + 12x = 42

Combine like terms: -7x + 12x = 5x
41 + 5x = 42

Solving
41 + 5x = 42

Solving for variable 'x'.

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

Add '-41' to each side of the equation.
41 + -41 + 5x = 42 + -41

Combine like terms: 41 + -41 = 0
0 + 5x = 42 + -41
5x = 42 + -41

Combine like terms: 42 + -41 = 1
5x = 1

Divide each side by '5'.
x = 0.2

Simplifying
x = 0.2

See similar equations:

| -6x=3802 | | 5-(8x-7)+18x=31x-(90x+28x)-45 | | 3(X+6)=2(X-2) | | 6+12x=-5+5 | | 6(a+3)-10=-2(a+8) | | 3(x-8)=6(x+3) | | 6(a+3)-10=-2a+8 | | 10x+224-14x=188 | | X*x*7=63 | | 11=6m-1 | | W+48=-95 | | 8t^2+4t=0 | | 1-2(6-y)=y | | 10x-8=3x+3 | | 0.2z=3z | | -21b+10a=120 | | 4y+11=13 | | 3x+16-8x=19-14x+9x-3 | | 34g+17= | | X-45=108 | | 10a-21b=120 | | 700x^2+100x-16=0 | | 65-y=256 | | y=x^4-x^3+x^2-8 | | 6s-12=42s | | 6x+3y=2x+3 | | 6x+108=11-12 | | x*x+18=22 | | 4y+11=3y+4x | | (4a^2-3a+4)-(3a^2-7a+6)= | | (3a-7)+(4a+5)= | | 2(2x+3)=3(x-10) |

Equations solver categories