0.4(5+2x)-0.5=3(3x+7)

Simple and best practice solution for 0.4(5+2x)-0.5=3(3x+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 0.4(5+2x)-0.5=3(3x+7) equation:


Simplifying
0.4(5 + 2x) + -0.5 = 3(3x + 7)
(5 * 0.4 + 2x * 0.4) + -0.5 = 3(3x + 7)
(2 + 0.8x) + -0.5 = 3(3x + 7)

Reorder the terms:
2 + -0.5 + 0.8x = 3(3x + 7)

Combine like terms: 2 + -0.5 = 1.5
1.5 + 0.8x = 3(3x + 7)

Reorder the terms:
1.5 + 0.8x = 3(7 + 3x)
1.5 + 0.8x = (7 * 3 + 3x * 3)
1.5 + 0.8x = (21 + 9x)

Solving
1.5 + 0.8x = 21 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
1.5 + 0.8x + -9x = 21 + 9x + -9x

Combine like terms: 0.8x + -9x = -8.2x
1.5 + -8.2x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
1.5 + -8.2x = 21 + 0
1.5 + -8.2x = 21

Add '-1.5' to each side of the equation.
1.5 + -1.5 + -8.2x = 21 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + -8.2x = 21 + -1.5
-8.2x = 21 + -1.5

Combine like terms: 21 + -1.5 = 19.5
-8.2x = 19.5

Divide each side by '-8.2'.
x = -2.37804878

Simplifying
x = -2.37804878

See similar equations:

| f(x)=16x^4-1 | | |x|=13 | | 15=7x-3-3x | | -(3+m)=2 | | s-17=-14 | | 2x-6+1x+1=90 | | 4(a+5)=4a+20 | | 4=4y-x | | 0.4(n+6)=16.8 | | 0=-4.9t^2-14t+2 | | q+10=19 | | 2.5x+3.4=6.5x-4.6 | | 7x-1=-2 | | -3+6[4x+6]=-111 | | 4w-26=84 | | 7x+13x-8=5(4x+5) | | 11(x-5)=121 | | 8x=472 | | 0=4.9t^2-14t+2 | | 6-12y=-6y | | x^2-10x-87=0 | | 3(x^2+x+12)=0 | | 0.11r-4.7=0.04r+3.7 | | 18.5x+7.5=15.5x+10 | | 2x^2-94x=0 | | 4X^2+30x=272 | | 1250x^2+2500x+1050-2400=0 | | -40a+20a+20a= | | 11x-43+2x=3-5x+8 | | k-12=14 | | -3-6[4x+6]=-11 | | 13x-5=11x+13 |

Equations solver categories