3z+7=8z-40

Simple and best practice solution for 3z+7=8z-40 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 3z+7=8z-40 equation:


Simplifying
3z + 7 = 8z + -40

Reorder the terms:
7 + 3z = 8z + -40

Reorder the terms:
7 + 3z = -40 + 8z

Solving
7 + 3z = -40 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
7 + 3z + -8z = -40 + 8z + -8z

Combine like terms: 3z + -8z = -5z
7 + -5z = -40 + 8z + -8z

Combine like terms: 8z + -8z = 0
7 + -5z = -40 + 0
7 + -5z = -40

Add '-7' to each side of the equation.
7 + -7 + -5z = -40 + -7

Combine like terms: 7 + -7 = 0
0 + -5z = -40 + -7
-5z = -40 + -7

Combine like terms: -40 + -7 = -47
-5z = -47

Divide each side by '-5'.
z = 9.4

Simplifying
z = 9.4

See similar equations:

| f(-x)=5x+9 | | 9=-3m | | 4x-2=3x+1.9 | | (x^2+8x)+(y^2+16y)+80=36 | | 10x^2+27x+1=-17 | | X-3+4=3 | | 190+-4(x+2)=62 | | f(-x)=-4.5+-2.5x | | -20(r+11)=-140 | | 7y+6=8y-5 | | 2w+8=6w+20 | | 15(15+b)=675 | | f(x+7)=5x+9 | | 14x-6=9x+4+4x-1 | | (6x)-5=(2x)+13 | | 5x+12=2x+13 | | 10*x-99=x*5-9 | | 5p+5=43+4p | | x^5-5x^4+8x^3-6x^2+3x+3=0 | | 4m+6X=8+8X+7+3 | | 6x-6=2x+13 | | f(-2)=5x+9 | | x^5-5x^4+8x^3-6x^2+3x-3=0 | | ax^4+bx^3+1=0 | | (6x-2)=(4x+8) | | N+6=-21 | | 3m+3=2m+6 | | 11y=-3x | | 4+3x-1=9 | | 5-3x+y+6=0 | | 54-16x=0 | | 3y+6=8y-10 |

Equations solver categories