-7(3+x)=28

Simple and best practice solution for -7(3+x)=28 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(3+x)=28 equation: 


Simplifying
-7(3 + x) = 28
(3 * -7 + x * -7) = 28
(-21 + -7x) = 28

Solving
-21 + -7x = 28

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -7x = 28 + 21

Combine like terms: -21 + 21 = 0
0 + -7x = 28 + 21
-7x = 28 + 21

Combine like terms: 28 + 21 = 49
-7x = 49

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

Simplifying
x = -7

See similar equations:

| 9m=729 | | z+58=850 | | 2x+13=-7-3 | | f-186=739 | | j-611=91 | | m+599=-277 | | 3=9x+10 | | y=-0.9(20)+45 | | x+x+x+x=x+2+x+2+x | | 5(r+6)=-5 | | (3x+3)+(4x+2)=180 | | 2x^3+10x^2-100x=0 | | -7x-28=35 | | c-93/2=3 | | Xswuare=16 | | 4/5=16/ | | 3.5(2-3)+4=-27.5 | | 7(5-x)=20+2(3+X) | | -8k+3=-123 | | 3+3+x+x=5+5+x | | f(-1)=4x^2-5x | | 5+5+x+x=5+5+x | | -3x+4y= 76 | | 0=-9f+9f | | (0.5/x)-0.8=(0.7/x) | | 3x(2x+1)=108 | | 3x(2x-1)=108 | | 2/3x-3/4x=-13 | | 6+5x*5x=25 | | 9/x+2=15/x+4 | | x-1/2x+4=1 | | 5r=6r+7 |

Equations solver categories