4.2=.75*4.2+u

Simple and best practice solution for 4.2=.75*4.2+u 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 4.2=.75*4.2+u equation:


Simplifying
4.2 = 0.75 * 4.2 + u

Multiply 0.75 * 4.2
4.2 = 3.15 + u

Solving
4.2 = 3.15 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
4.2 + -1u = 3.15 + u + -1u

Combine like terms: u + -1u = 0
4.2 + -1u = 3.15 + 0
4.2 + -1u = 3.15

Add '-4.2' to each side of the equation.
4.2 + -4.2 + -1u = 3.15 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + -1u = 3.15 + -4.2
-1u = 3.15 + -4.2

Combine like terms: 3.15 + -4.2 = -1.05
-1u = -1.05

Divide each side by '-1'.
u = 1.05

Simplifying
u = 1.05

See similar equations:

| 1.4x=252 | | 3x+1=4c-2 | | T/6-5=10 | | 3g+2=-13 | | 8v+1=-12u+3 | | 8x+2=27x+12 | | It/6-5=10 | | ((N-2)180)/N=162 | | 4.2+-.75s=u | | 5c-5bx=10 | | 22/x=46 | | 3x-(5-x)+4x+5=8x+3 | | 2(X+8)=-(X+5)-4X | | 0.0625x=.5 | | -10=D-3 | | 2ln(2x+2)=7 | | ln(2x+2)=7 | | 9p+6q=30 | | 3r-4t+6r+7t=0 | | 9(x+2)=6(x+4) | | 5Y=1+X | | a^4+2=15 | | 2x-8y=40 | | ((Ab^-5)/(b^2))^2 | | 0.8=0.3+24 | | z^2+z-49= | | (x+4)(2x-1)=(-x-7)(4+x) | | (1-7i)(1+7i)=0 | | 13=b/7 | | tan(65)*5= | | 0.37(2.8+62.7k)=56.758 | | 8+3x^2=83 |

Equations solver categories