3*7-20=12-2*7+3

Simple and best practice solution for 3*7-20=12-2*7+3 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*7-20=12-2*7+3 equation:


Simplifying
3 * 7 + -20 = 12 + -2 * 7 + 3

Multiply 3 * 7
21 + -20 = 12 + -2 * 7 + 3

Combine like terms: 21 + -20 = 1
1 = 12 + -2 * 7 + 3

Multiply -2 * 7
1 = 12 + -14 + 3

Combine like terms: 12 + -14 = -2
1 = -2 + 3

Combine like terms: -2 + 3 = 1
1 = 1

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

Combine like terms: 1 + -1 = 0
0 = 1 + -1

Combine like terms: 1 + -1 = 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:

| X^2+2x+1=x^2-9 | | 3a-20=12-2a+3 | | 6y+4(y+7)=88 | | 6-9x=5x-10x-6 | | 3-4(x+4)=6x-32 | | n/2(5)+10 | | ln(x+1)-ln(x-1)=0 | | 6p+4-3p-9= | | 6p-4+3p-9= | | 2h=36 | | r-9=14 | | r-p=14 | | 1-(6-X)/4=X | | 6x+y=916.05 | | 5x+8=-22-10xc | | 2x+5=42 | | 188(4)= | | 2z+3x=10 | | 2x=42+5 | | 2x+9y+-9y=32+-9y | | 2x+3*3y=32 | | y=5(5)-20 | | 5-10x/-5 | | 2y^2-3xy+12x=0 | | 120-6=10x+24 | | 42-(8x4)+42/(15+32)-(12+13) | | 6-2(x+5)=8 | | 4-5c+2c= | | x=(2x-10)+(5x-20) | | w+w+2w+3w= | | cos(10x)=1 | | cos(10x)=0 |

Equations solver categories