5-7-x=4.2

Simple and best practice solution for 5-7-x=4.2 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 5-7-x=4.2 equation: 


Simplifying
5 + -7 + -1x = 4.2

Combine like terms: 5 + -7 = -2
-2 + -1x = 4.2

Solving
-2 + -1x = 4.2

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -1x = 4.2 + 2

Combine like terms: -2 + 2 = 0
0 + -1x = 4.2 + 2
-1x = 4.2 + 2

Combine like terms: 4.2 + 2 = 6.2
-1x = 6.2

Divide each side by '-1'.
x = -6.2

Simplifying
x = -6.2

See similar equations:

| 96x^3+48x^2+6x=0 | | X=-7y+15 | | 13(5b)= | | (2x-4)+y=90 | | 4x+48y=40 | | X/.5=1.75 | | x^2+8x-1088=0 | | 3x-36=15 | | 5c+5=10+3c | | 8x-3-2x+5= | | 0=-x^2-15x-14 | | 4x-4+7x=18+6-3x | | (60x-5)1/5 | | X+109+29=180 | | 2(x-1)=3-7x | | -2x+5+3ln(x)=0 | | X+45+27=180 | | 3/13x=7/9 | | X+103=127 | | 6+3y+1=16 | | 7(x-5)+2=10-(x+5) | | 6(8-2z)=-33 | | 13=2(4x-4)-3x | | X+96+50=180 | | 3n-5=10+6 | | X+106+42=180 | | 2y+12=4y-40 | | 4(x-4)=5x+8 | | 7(x+3)=4[x-(4-x)] | | 5-4/5 | | 4x-6x-x-5x= | | 7=21a |

Equations solver categories