.4(2z+7)+18.4=.7(2z-4)

Simple and best practice solution for .4(2z+7)+18.4=.7(2z-4) 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 .4(2z+7)+18.4=.7(2z-4) equation:


Simplifying
0.4(2z + 7) + 18.4 = 0.7(2z + -4)

Reorder the terms:
0.4(7 + 2z) + 18.4 = 0.7(2z + -4)
(7 * 0.4 + 2z * 0.4) + 18.4 = 0.7(2z + -4)
(2.8 + 0.8z) + 18.4 = 0.7(2z + -4)

Reorder the terms:
2.8 + 18.4 + 0.8z = 0.7(2z + -4)

Combine like terms: 2.8 + 18.4 = 21.2
21.2 + 0.8z = 0.7(2z + -4)

Reorder the terms:
21.2 + 0.8z = 0.7(-4 + 2z)
21.2 + 0.8z = (-4 * 0.7 + 2z * 0.7)
21.2 + 0.8z = (-2.8 + 1.4z)

Solving
21.2 + 0.8z = -2.8 + 1.4z

Solving for variable 'z'.

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

Add '-1.4z' to each side of the equation.
21.2 + 0.8z + -1.4z = -2.8 + 1.4z + -1.4z

Combine like terms: 0.8z + -1.4z = -0.6z
21.2 + -0.6z = -2.8 + 1.4z + -1.4z

Combine like terms: 1.4z + -1.4z = 0.0
21.2 + -0.6z = -2.8 + 0.0
21.2 + -0.6z = -2.8

Add '-21.2' to each side of the equation.
21.2 + -21.2 + -0.6z = -2.8 + -21.2

Combine like terms: 21.2 + -21.2 = 0.0
0.0 + -0.6z = -2.8 + -21.2
-0.6z = -2.8 + -21.2

Combine like terms: -2.8 + -21.2 = -24
-0.6z = -24

Divide each side by '-0.6'.
z = 40

Simplifying
z = 40

See similar equations:

| 7x+6=9x-7 | | 15y^7/3y^2 | | 5x=2-6x | | (5k^2-5k)/(2k-2)= | | 5k^(2-5k)=/(2k-2) | | 7-(-9+2i)-(-17-i)=0 | | 3ln(x+1)=-3 | | 3v-11=3(8-2v)-8 | | 2+(4x-1)=11+2x | | 3x^2+3z+13=0 | | 2*-2^4/5 | | 6r^4s^3-24r^3s^4= | | .18(12)+.03x=.06(6+x) | | 0.22(x+6)=0.2x+4.6 | | -[6x-(2x+6)]=-3-[6(2x-5)-6x] | | 2*2^4/5 | | 7a-(3a-7)=19 | | -4y^4+5y^4= | | X^2-12=-25 | | g(x)=2x^3-3x | | 12x-5/3 | | -[6x-(2x+6)]=-3[6(2x-5)-6x] | | 3y^2+3x^2-12y=0 | | 2(2c-1)-2=2x+8 | | -[7z-(9z+2)]=2+(1z+7) | | 1/2m-1=3 | | 6x+8-9(x+1)=5x+4 | | 6b-3=-8 | | 5x+5+2x=26 | | -35=-9b+1 | | 5x+5+2y=26 | | x-8.9=-6.5 |

Equations solver categories