r+3.8=7

Simple and best practice solution for r+3.8=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 r+3.8=7 equation: 


Simplifying
r + 3.8 = 7

Reorder the terms:
3.8 + r = 7

Solving
3.8 + r = 7

Solving for variable 'r'.

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

Add '-3.8' to each side of the equation.
3.8 + -3.8 + r = 7 + -3.8

Combine like terms: 3.8 + -3.8 = 0.0
0.0 + r = 7 + -3.8
r = 7 + -3.8

Combine like terms: 7 + -3.8 = 3.2
r = 3.2

Simplifying
r = 3.2

See similar equations:

| 2x*x-14x+20=0 | | 187=11m | | 6(x-7)+15=3(x-5) | | 3(a+b)=54 | | 3x-7y=44 | | 7371539472528364-x=736482744 | | 8x+15=9x+9 | | x/16=17 | | x/16-17 | | 43=-44+t | | 3a^3b=54 | | X+(x+42)=136 | | x+46x-35+89=x | | z^2+(2i-3)z+(5-i)=0 | | 6x^2-48x+192=0 | | 1*27+5*3= | | 0.02x(y-5)+0.12y=0.06y-0.3 | | z^2+(2i-3)z(5-i)=0 | | 1/2y-6=-8 | | 14r=84 | | 6*7-9*3= | | 3(x-4)=5y | | 15(x-6)=-8-7 | | f(t)=7*cos(7*t+1)+6 | | 2x+(x-10)2=58 | | 72a^3-98ab^2= | | 4*27+6*3= | | (4m+2)(m+8)= | | 6/15=x/20 | | 6*6-7*1= | | 8x-7y=-21 | | x^9-25x^7+144x^5=0 |

Equations solver categories