4-(-9)=13

Simple and best practice solution for 4-(-9)=13 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-(-9)=13 equation: 


Simplifying
4 + -1(-9) = 13

Multiply -1 * -9
4 + 9 = 13

Combine like terms: 4 + 9 = 13
13 = 13

Add '-13' to each side of the equation.
13 + -13 = 13 + -13

Combine like terms: 13 + -13 = 0
0 = 13 + -13

Combine like terms: 13 + -13 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

See similar equations:

| 2x+7=-6 | | 17x+19y=1 | | 4x^5+8x^4+4x^3-3=0 | | y=xy+b | | 13=-7b+3b | | sinx=√2/2 | | 4/5p=-3/5 | | X^2+2x-3480=0 | | vxgh=46adf+89 | | 2asd=24 | | 1300=x-.3x | | 2x+x-3=63 | | 2x-0.3=0.9 | | Z-10/5/6=13/1/9 | | f(x)=x^4+7x^3+11x^2+7x+10 | | 1.27x=10.16 | | W-20=12 | | 5x+8n=102 | | T-13=21 | | M+15=18 | | 1+2q=13 | | 42=2((4x)4) | | 1.41x+3+x=13 | | 10+3=1 | | 3x-16=15x-4-9x | | -2x+28=5x | | 2.4x=9 | | 7x+73=3x+1 | | 3x+5=19(-4x) | | 3u+2=7 | | x(2+1)=4x | | 1-2x=100 |

Equations solver categories