0.3x-0.7(5-2x)=-0.4(x-7)

Simple and best practice solution for 0.3x-0.7(5-2x)=-0.4(x-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 0.3x-0.7(5-2x)=-0.4(x-7) equation: 


Simplifying
0.3x + -0.7(5 + -2x) = -0.4(x + -7)
0.3x + (5 * -0.7 + -2x * -0.7) = -0.4(x + -7)
0.3x + (-3.5 + 1.4x) = -0.4(x + -7)

Reorder the terms:
-3.5 + 0.3x + 1.4x = -0.4(x + -7)

Combine like terms: 0.3x + 1.4x = 1.7x
-3.5 + 1.7x = -0.4(x + -7)

Reorder the terms:
-3.5 + 1.7x = -0.4(-7 + x)
-3.5 + 1.7x = (-7 * -0.4 + x * -0.4)
-3.5 + 1.7x = (2.8 + -0.4x)

Solving
-3.5 + 1.7x = 2.8 + -0.4x

Solving for variable 'x'.

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

Add '0.4x' to each side of the equation.
-3.5 + 1.7x + 0.4x = 2.8 + -0.4x + 0.4x

Combine like terms: 1.7x + 0.4x = 2.1x
-3.5 + 2.1x = 2.8 + -0.4x + 0.4x

Combine like terms: -0.4x + 0.4x = 0.0
-3.5 + 2.1x = 2.8 + 0.0
-3.5 + 2.1x = 2.8

Add '3.5' to each side of the equation.
-3.5 + 3.5 + 2.1x = 2.8 + 3.5

Combine like terms: -3.5 + 3.5 = 0.0
0.0 + 2.1x = 2.8 + 3.5
2.1x = 2.8 + 3.5

Combine like terms: 2.8 + 3.5 = 6.3
2.1x = 6.3

Divide each side by '2.1'.
x = 3

Simplifying
x = 3

See similar equations:

| M+2m+4=24 | | 85+35+x=180 | | -6k=-36 | | -5n=-1.6 | | 3/4a-5=5 | | 3r+2=29 | | 4y+20=8y | | d-47= | | 3x+9-8x+6=6.67 | | 5(2x+4)-8x=78 | | -4(3n+1)= | | 5/6•1/2 | | 0.3x-0.75(5-2x)=-0.4(x-7) | | 25/3y=25/3y | | 26-3x=20-8x | | 4x+7=9+6x | | 2s+3t=39 | | 5/6•2/1 | | 30h+18=25h+20 | | (0.4x^2-0.3x+0.1)+(-0.9x^3+0.4x-0.6)= | | (13a+7)(6a-5)=0 | | 5s+2t=48 | | 5(x-4)=0.4(3x+4)+5 | | t1/3=6 | | 4x-7=9+6 | | 32x+90=650 | | (v-16)(v+81)=0 | | s1/4=8 | | b^2-b=4b+36 | | 12(x-3)+1=6(x-1)-5 | | 5x^2+10x-12=0 | | 22=65x |

Equations solver categories