2a+7=3

Simple and best practice solution for 2a+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 2a+7=3 equation: 


Simplifying
2a + 7 = 3

Reorder the terms:
7 + 2a = 3

Solving
7 + 2a = 3

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + 2a = 3 + -7

Combine like terms: 7 + -7 = 0
0 + 2a = 3 + -7
2a = 3 + -7

Combine like terms: 3 + -7 = -4
2a = -4

Divide each side by '2'.
a = -2

Simplifying
a = -2

See similar equations:

| 60+x=90 | | 3y-4=0 | | 3X^2+2X-26=0 | | -4=4t-4 | | 2a-14=-22 | | (5x+4)+79=180 | | 20=-12x+15 | | (4x+1)+(1+4x)=90 | | 13x+5-2x-3= | | 2Y+37=23+7Y | | 113x+5-2x-3x= | | 9x+3=7x-8x+12 | | 4x+20=14x-60 | | (2x+8)+(5x+4)=180 | | 13x+25y=291 | | 13x+25y=292 | | 2x^2-14x=-2x^2-5x-2 | | 3n=9-2n | | 8z+3+2z=-17 | | (3x+1)+(x-29)=180 | | a^3+b^3=(a+b)(a^2-b+b^2) | | 2x^2+4x-6=24-3x | | 4=2t-4 | | -28x^2+76x-40=0 | | (2x+8)+5x+74=180 | | 3a+16=-5 | | p+1=5(p-4) | | .2(x+80)+.4x=25 | | (6x+1)+43=180 | | 2n-10=-6 | | 6(x+1)=2(3x+7)-8 | | 4x+12=12x-60 |

Equations solver categories