a+3=7

Simple and best practice solution for a+3=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 a+3=7 equation: 


Simplifying
a + 3 = 7

Reorder the terms:
3 + a = 7

Solving
3 + a = 7

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + a = 7 + -3

Combine like terms: 3 + -3 = 0
0 + a = 7 + -3
a = 7 + -3

Combine like terms: 7 + -3 = 4
a = 4

Simplifying
a = 4

See similar equations:

| 10+y=12 | | a+8=15 | | 7x-5y^2=0 | | 4x+7=x-14 | | 11n-200=4n-11 | | (3n)x(3n)= | | n-3= | | 4(3-n)= | | 14-9x=44-16x | | 2(n+1)= | | 102-3x=3x-18 | | 2n+1= | | 12x-121=4-9 | | -25-4=11-10x | | 90-5n= | | 121-3x=4x+23 | | -54=5x-x-10 | | 6x+30=14x-50 | | 216c^2-294r^2=0 | | -6=-7x+4x+3 | | 3-4x-7x=-63 | | 11(x+6)=5x+78 | | 3+2x+4x=-9 | | 11(x+3)=4x-23 | | -5x+8+3x=30 | | 6x-10+4x=10 | | 9(x-9)=11x-85 | | 10+6x+7x=-42 | | -29=3x+7x+1 | | 9=-x+2x+9 | | 12(x+5)=10x+76 | | 7x+5-6x=6 |

Equations solver categories