3*3-5r-3=18

Simple and best practice solution for 3*3-5r-3=18 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 3*3-5r-3=18 equation:


Simplifying
3 * 3 + -5r + -3 = 18

Multiply 3 * 3
9 + -5r + -3 = 18

Reorder the terms:
9 + -3 + -5r = 18

Combine like terms: 9 + -3 = 6
6 + -5r = 18

Solving
6 + -5r = 18

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + -5r = 18 + -6

Combine like terms: 6 + -6 = 0
0 + -5r = 18 + -6
-5r = 18 + -6

Combine like terms: 18 + -6 = 12
-5r = 12

Divide each side by '-5'.
r = -2.4

Simplifying
r = -2.4

See similar equations:

| (2m+5)-(m-2)= | | 13.4=x+10.2 | | -6(k+7)-(-7k-3)=-7 | | 8+9n=-9 | | 6*1-5x-9=57 | | -7=5x+b | | (10-13X)+(3x+4)= | | x+(x+1)+(x+3)=153 | | 2.5x+x=5x-12 | | 5m-12=4m-5 | | (5X+9)+(7X-12)= | | 2.9=x-6.7 | | x+4y=x | | y-2=1(x-3) | | 5-4x-2x=40 | | 3-4x=-3(2x+3) | | 5n-12=6n+14 | | 4x+36=16x-32 | | 2(m-24)+3(m-3)=28 | | 7x-41=2x+29 | | 9t=18(t-2) | | 25x+150=699 | | 0=150-x^2-5x | | 4r+4=24 | | 2y-2=3y-13 | | 75-7x+2x=48 | | y-2=10(x-6) | | H-30=14-3h | | (21-2x)*(21-2x)*x= | | 5x^2+10= | | x(k-4x)=44 | | 3(4x-2)=2(6-3) |

Equations solver categories