3x+2(-1)=7

Simple and best practice solution for 3x+2(-1)=7 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 3x+2(-1)=7 equation: 


Simplifying
3x + 2(-1) = 7

Multiply 2 * -1
3x + -2 = 7

Reorder the terms:
-2 + 3x = 7

Solving
-2 + 3x = 7

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 + 3x = 7 + 2

Combine like terms: -2 + 2 = 0
0 + 3x = 7 + 2
3x = 7 + 2

Combine like terms: 7 + 2 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

See similar equations:

| -8=k-1/2 | | 5(y+7)-85=-5 | | 4a+6b=48 | | 2n=9[77-n] | | 3cos(2x)+sin(x)-2=0 | | 3=30+34 | | 49(101-x)=0 | | 22-5(2+1)=3z+1 | | 2x-9=-11-2x | | 9(4x+8)=-12(12-3x) | | 8(x+6)-3=18 | | n+d=77 | | 3*7+y=23 | | A+B+C=180So | | 3X^2+10=34 | | 15(5/15(2m-12)) | | 5z+14=0 | | -4(x+3)=5x+6 | | 120+0.36=172 | | 4u/5=20 | | 7+3n+n=63 | | 0.5(d-500000)=200000 | | 5.4y+8.2=9.8-2.8 | | 5x+8=10x-4 | | 4p^2-6=138 | | x/8-3=2 | | 9/12=15a | | 5the(4x-5)=-15 | | 3x^2-13xy-10y^2=equation | | 5+3s-9s= | | 3/8x=1/2 | | 4x-10=-6y |

Equations solver categories