20-7x=90

Simple and best practice solution for 20-7x=90 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 20-7x=90 equation: 


Simplifying
20 + -7x = 90

Solving
20 + -7x = 90

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + -7x = 90 + -20

Combine like terms: 20 + -20 = 0
0 + -7x = 90 + -20
-7x = 90 + -20

Combine like terms: 90 + -20 = 70
-7x = 70

Divide each side by '-7'.
x = -10

Simplifying
x = -10

See similar equations:

| 3+(2-h)5=7-5h | | 6(K-9)-(5k+4)=-5 | | 4(x)=-(x-7)+3 | | 4x-2=6y+5 | | 25x+18y=441 | | 9s-25=-89+5 | | (2x)+(2x)+x=90 | | 5-(3+b)=b-9 | | n-3=33 | | 7-3f=f-4(2+f) | | -4(7x-5)+7=-28x+27 | | -3=33 | | 37x+15=22 | | 2x+1x+2=5x-10 | | 12x(8x)=0 | | 5(m+9)+4+8= | | 6(3x-2)=2(4x-1) | | 5a+54=5(-4a+13.89) | | (2x-3)+(x-7)=70 | | 2t^2-16t+30=0 | | -2(5)(-6)(-7)= | | 8x+5=3x-17 | | .91y+4=y-.5 | | -3(z-2)-2(4z-8)= | | s=18n-360 | | -3-3(-4x+5)=78 | | 471+n=671 | | s=18n-360forn | | x^3-x^2-9x+15=0 | | 5x+25x-4=6(5x+9) | | 6(x+2)=2(3x+9)-6 | | 2[2x(9+7.5)+6]=6x+8 |

Equations solver categories